Home / 1,063,364.76-1,593,669.33-431,934.12

Finding the Fourth Proportional to 1,063,364.76, 1,593,669.33 and 431,934.12

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Solution

The fourth proportional to 1,063,364.76, 1,593,669.33 and 431,934.12 is: 647,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,364.76 : 1,593,669.33 = 431,934.12 : x
  2. Step 2: Convert to fraction form
    1,063,364.76/1,593,669.33 = 431,934.12/x
  3. Step 3: Cross multiply
    1,063,364.76x = 1,593,669.33 × 431,934.12
  4. Step 4: Simplify right side
    1,063,364.76x = 688,360,159,624.54
  5. Step 5: Solve for x
    x = 688,360,159,624.54/1,063,364.76
  6. Step 6: Final answer
    x = 647,341.52

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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.