Home / 3,649,122.80-5,035,586.13-2,017,434.90

Finding the Fourth Proportional to 3,649,122.80, 5,035,586.13 and 2,017,434.90

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Solution

The fourth proportional to 3,649,122.80, 5,035,586.13 and 2,017,434.90 is: 2,783,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,122.80 : 5,035,586.13 = 2,017,434.90 : x
  2. Step 2: Convert to fraction form
    3,649,122.80/5,035,586.13 = 2,017,434.90/x
  3. Step 3: Cross multiply
    3,649,122.80x = 5,035,586.13 × 2,017,434.90
  4. Step 4: Simplify right side
    3,649,122.80x = 10,158,967,219,501.38
  5. Step 5: Solve for x
    x = 10,158,967,219,501.38/3,649,122.80
  6. Step 6: Final answer
    x = 2,783,947.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.