Home / 976,901.20-1,463,278.20-811,013.20

Finding the Fourth Proportional to 976,901.20, 1,463,278.20 and 811,013.20

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Solution

The fourth proportional to 976,901.20, 1,463,278.20 and 811,013.20 is: 1,214,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,901.20 : 1,463,278.20 = 811,013.20 : x
  2. Step 2: Convert to fraction form
    976,901.20/1,463,278.20 = 811,013.20/x
  3. Step 3: Cross multiply
    976,901.20x = 1,463,278.20 × 811,013.20
  4. Step 4: Simplify right side
    976,901.20x = 1,186,737,935,472.24
  5. Step 5: Solve for x
    x = 1,186,737,935,472.24/976,901.20
  6. Step 6: Final answer
    x = 1,214,798.32

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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.