Home / 1,520,446.56-2,098,189.46-875,864.76

Finding the Fourth Proportional to 1,520,446.56, 2,098,189.46 and 875,864.76

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Solution

The fourth proportional to 1,520,446.56, 2,098,189.46 and 875,864.76 is: 1,208,677.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,446.56 : 2,098,189.46 = 875,864.76 : x
  2. Step 2: Convert to fraction form
    1,520,446.56/2,098,189.46 = 875,864.76/x
  3. Step 3: Cross multiply
    1,520,446.56x = 2,098,189.46 × 875,864.76
  4. Step 4: Simplify right side
    1,520,446.56x = 1,837,730,207,817.43
  5. Step 5: Solve for x
    x = 1,837,730,207,817.43/1,520,446.56
  6. Step 6: Final answer
    x = 1,208,677.93

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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.