Home / 1,227,114.39-1,840,690.62-385,666.14

Finding the Fourth Proportional to 1,227,114.39, 1,840,690.62 and 385,666.14

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Solution

The fourth proportional to 1,227,114.39, 1,840,690.62 and 385,666.14 is: 578,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,114.39 : 1,840,690.62 = 385,666.14 : x
  2. Step 2: Convert to fraction form
    1,227,114.39/1,840,690.62 = 385,666.14/x
  3. Step 3: Cross multiply
    1,227,114.39x = 1,840,690.62 × 385,666.14
  4. Step 4: Simplify right side
    1,227,114.39x = 709,892,046,349.61
  5. Step 5: Solve for x
    x = 709,892,046,349.61/1,227,114.39
  6. Step 6: Final answer
    x = 578,505.19

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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.