Home / 1,154,463.60-1,731,725.10-547,109.40

Finding the Fourth Proportional to 1,154,463.60, 1,731,725.10 and 547,109.40

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Solution

The fourth proportional to 1,154,463.60, 1,731,725.10 and 547,109.40 is: 820,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,463.60 : 1,731,725.10 = 547,109.40 : x
  2. Step 2: Convert to fraction form
    1,154,463.60/1,731,725.10 = 547,109.40/x
  3. Step 3: Cross multiply
    1,154,463.60x = 1,731,725.10 × 547,109.40
  4. Step 4: Simplify right side
    1,154,463.60x = 947,443,080,425.94
  5. Step 5: Solve for x
    x = 947,443,080,425.94/1,154,463.60
  6. Step 6: Final answer
    x = 820,678.18

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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.