Home / 2,923,409.70-4,385,114.55-2,761,208.10

Finding the Fourth Proportional to 2,923,409.70, 4,385,114.55 and 2,761,208.10

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Solution

The fourth proportional to 2,923,409.70, 4,385,114.55 and 2,761,208.10 is: 4,141,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,409.70 : 4,385,114.55 = 2,761,208.10 : x
  2. Step 2: Convert to fraction form
    2,923,409.70/4,385,114.55 = 2,761,208.10/x
  3. Step 3: Cross multiply
    2,923,409.70x = 4,385,114.55 × 2,761,208.10
  4. Step 4: Simplify right side
    2,923,409.70x = 12,108,213,814,887.86
  5. Step 5: Solve for x
    x = 12,108,213,814,887.86/2,923,409.70
  6. Step 6: Final answer
    x = 4,141,812.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.