Home / 1,068,321.32-1,474,423.82-609,330.68

Finding the Fourth Proportional to 1,068,321.32, 1,474,423.82 and 609,330.68

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Solution

The fourth proportional to 1,068,321.32, 1,474,423.82 and 609,330.68 is: 840,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,321.32 : 1,474,423.82 = 609,330.68 : x
  2. Step 2: Convert to fraction form
    1,068,321.32/1,474,423.82 = 609,330.68/x
  3. Step 3: Cross multiply
    1,068,321.32x = 1,474,423.82 × 609,330.68
  4. Step 4: Simplify right side
    1,068,321.32x = 898,411,665,802.14
  5. Step 5: Solve for x
    x = 898,411,665,802.14/1,068,321.32
  6. Step 6: Final answer
    x = 840,956.41

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Double scale
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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.