Home / 1,209,631.70-1,812,892.35-735,814.10

Finding the Fourth Proportional to 1,209,631.70, 1,812,892.35 and 735,814.10

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Solution

The fourth proportional to 1,209,631.70, 1,812,892.35 and 735,814.10 is: 1,102,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,631.70 : 1,812,892.35 = 735,814.10 : x
  2. Step 2: Convert to fraction form
    1,209,631.70/1,812,892.35 = 735,814.10/x
  3. Step 3: Cross multiply
    1,209,631.70x = 1,812,892.35 × 735,814.10
  4. Step 4: Simplify right side
    1,209,631.70x = 1,333,951,752,912.14
  5. Step 5: Solve for x
    x = 1,333,951,752,912.14/1,209,631.70
  6. Step 6: Final answer
    x = 1,102,775.13

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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.