Home / 1,436,154.40-2,154,225.04-371,105.92

Finding the Fourth Proportional to 1,436,154.40, 2,154,225.04 and 371,105.92

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Solution

The fourth proportional to 1,436,154.40, 2,154,225.04 and 371,105.92 is: 556,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,154.40 : 2,154,225.04 = 371,105.92 : x
  2. Step 2: Convert to fraction form
    1,436,154.40/2,154,225.04 = 371,105.92/x
  3. Step 3: Cross multiply
    1,436,154.40x = 2,154,225.04 × 371,105.92
  4. Step 4: Simplify right side
    1,436,154.40x = 799,445,665,356.24
  5. Step 5: Solve for x
    x = 799,445,665,356.24/1,436,154.40
  6. Step 6: Final answer
    x = 556,657.18

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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.