Home / 1,154,158.72-1,592,821.44-637,901.56

Finding the Fourth Proportional to 1,154,158.72, 1,592,821.44 and 637,901.56

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Solution

The fourth proportional to 1,154,158.72, 1,592,821.44 and 637,901.56 is: 880,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,158.72 : 1,592,821.44 = 637,901.56 : x
  2. Step 2: Convert to fraction form
    1,154,158.72/1,592,821.44 = 637,901.56/x
  3. Step 3: Cross multiply
    1,154,158.72x = 1,592,821.44 × 637,901.56
  4. Step 4: Simplify right side
    1,154,158.72x = 1,016,063,281,377.45
  5. Step 5: Solve for x
    x = 1,016,063,281,377.45/1,154,158.72
  6. Step 6: Final answer
    x = 880,349.70

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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.