Home / 1,910,899.28-2,866,351.10-490,967.12

Finding the Fourth Proportional to 1,910,899.28, 2,866,351.10 and 490,967.12

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Solution

The fourth proportional to 1,910,899.28, 2,866,351.10 and 490,967.12 is: 736,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,899.28 : 2,866,351.10 = 490,967.12 : x
  2. Step 2: Convert to fraction form
    1,910,899.28/2,866,351.10 = 490,967.12/x
  3. Step 3: Cross multiply
    1,910,899.28x = 2,866,351.10 × 490,967.12
  4. Step 4: Simplify right side
    1,910,899.28x = 1,407,284,144,475.83
  5. Step 5: Solve for x
    x = 1,407,284,144,475.83/1,910,899.28
  6. Step 6: Final answer
    x = 736,451.24

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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.