Home / 5,376,983.70-8,065,475.55-2,390,999.70

Finding the Fourth Proportional to 5,376,983.70, 8,065,475.55 and 2,390,999.70

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Solution

The fourth proportional to 5,376,983.70, 8,065,475.55 and 2,390,999.70 is: 3,586,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,983.70 : 8,065,475.55 = 2,390,999.70 : x
  2. Step 2: Convert to fraction form
    5,376,983.70/8,065,475.55 = 2,390,999.70/x
  3. Step 3: Cross multiply
    5,376,983.70x = 8,065,475.55 × 2,390,999.70
  4. Step 4: Simplify right side
    5,376,983.70x = 19,284,549,620,407.34
  5. Step 5: Solve for x
    x = 19,284,549,620,407.34/5,376,983.70
  6. Step 6: Final answer
    x = 3,586,499.55

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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.