Home / 1,334,137.90-2,001,262.22-387,508.62

Finding the Fourth Proportional to 1,334,137.90, 2,001,262.22 and 387,508.62

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Solution

The fourth proportional to 1,334,137.90, 2,001,262.22 and 387,508.62 is: 581,279.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,137.90 : 2,001,262.22 = 387,508.62 : x
  2. Step 2: Convert to fraction form
    1,334,137.90/2,001,262.22 = 387,508.62/x
  3. Step 3: Cross multiply
    1,334,137.90x = 2,001,262.22 × 387,508.62
  4. Step 4: Simplify right side
    1,334,137.90x = 775,506,351,124.03
  5. Step 5: Solve for x
    x = 775,506,351,124.03/1,334,137.90
  6. Step 6: Final answer
    x = 581,279.01

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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.