Home / 1,299,437.28-1,949,289.63-490,503.04

Finding the Fourth Proportional to 1,299,437.28, 1,949,289.63 and 490,503.04

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Solution

The fourth proportional to 1,299,437.28, 1,949,289.63 and 490,503.04 is: 735,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,437.28 : 1,949,289.63 = 490,503.04 : x
  2. Step 2: Convert to fraction form
    1,299,437.28/1,949,289.63 = 490,503.04/x
  3. Step 3: Cross multiply
    1,299,437.28x = 1,949,289.63 × 490,503.04
  4. Step 4: Simplify right side
    1,299,437.28x = 956,132,489,355.48
  5. Step 5: Solve for x
    x = 956,132,489,355.48/1,299,437.28
  6. Step 6: Final answer
    x = 735,805.03

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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.