Home / 1,001,636.85-1,382,737.62-571,833.93

Finding the Fourth Proportional to 1,001,636.85, 1,382,737.62 and 571,833.93

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Solution

The fourth proportional to 1,001,636.85, 1,382,737.62 and 571,833.93 is: 789,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,636.85 : 1,382,737.62 = 571,833.93 : x
  2. Step 2: Convert to fraction form
    1,001,636.85/1,382,737.62 = 571,833.93/x
  3. Step 3: Cross multiply
    1,001,636.85x = 1,382,737.62 × 571,833.93
  4. Step 4: Simplify right side
    1,001,636.85x = 790,696,287,403.45
  5. Step 5: Solve for x
    x = 790,696,287,403.45/1,001,636.85
  6. Step 6: Final answer
    x = 789,404.15

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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.