Home / 1,019,378.48-1,406,827.32-566,711.60

Finding the Fourth Proportional to 1,019,378.48, 1,406,827.32 and 566,711.60

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Solution

The fourth proportional to 1,019,378.48, 1,406,827.32 and 566,711.60 is: 782,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,378.48 : 1,406,827.32 = 566,711.60 : x
  2. Step 2: Convert to fraction form
    1,019,378.48/1,406,827.32 = 566,711.60/x
  3. Step 3: Cross multiply
    1,019,378.48x = 1,406,827.32 × 566,711.60
  4. Step 4: Simplify right side
    1,019,378.48x = 797,265,361,440.91
  5. Step 5: Solve for x
    x = 797,265,361,440.91/1,019,378.48
  6. Step 6: Final answer
    x = 782,109.27

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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.