Home / 1,446,332.40-2,169,109.80-435,452.40

Finding the Fourth Proportional to 1,446,332.40, 2,169,109.80 and 435,452.40

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Solution

The fourth proportional to 1,446,332.40, 2,169,109.80 and 435,452.40 is: 653,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,332.40 : 2,169,109.80 = 435,452.40 : x
  2. Step 2: Convert to fraction form
    1,446,332.40/2,169,109.80 = 435,452.40/x
  3. Step 3: Cross multiply
    1,446,332.40x = 2,169,109.80 × 435,452.40
  4. Step 4: Simplify right side
    1,446,332.40x = 944,544,068,273.52
  5. Step 5: Solve for x
    x = 944,544,068,273.52/1,446,332.40
  6. Step 6: Final answer
    x = 653,061.54

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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.