Home / 3,139,636.83-4,332,402.69-1,762,711.62

Finding the Fourth Proportional to 3,139,636.83, 4,332,402.69 and 1,762,711.62

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Solution

The fourth proportional to 3,139,636.83, 4,332,402.69 and 1,762,711.62 is: 2,432,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,636.83 : 4,332,402.69 = 1,762,711.62 : x
  2. Step 2: Convert to fraction form
    3,139,636.83/4,332,402.69 = 1,762,711.62/x
  3. Step 3: Cross multiply
    3,139,636.83x = 4,332,402.69 × 1,762,711.62
  4. Step 4: Simplify right side
    3,139,636.83x = 7,636,776,564,182.26
  5. Step 5: Solve for x
    x = 7,636,776,564,182.26/3,139,636.83
  6. Step 6: Final answer
    x = 2,432,375.77

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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.