Home / 1,212,869.25-1,818,526.10-503,387.01

Finding the Fourth Proportional to 1,212,869.25, 1,818,526.10 and 503,387.01

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Solution

The fourth proportional to 1,212,869.25, 1,818,526.10 and 503,387.01 is: 754,757.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,869.25 : 1,818,526.10 = 503,387.01 : x
  2. Step 2: Convert to fraction form
    1,212,869.25/1,818,526.10 = 503,387.01/x
  3. Step 3: Cross multiply
    1,212,869.25x = 1,818,526.10 × 503,387.01
  4. Step 4: Simplify right side
    1,212,869.25x = 915,422,413,569.03
  5. Step 5: Solve for x
    x = 915,422,413,569.03/1,212,869.25
  6. Step 6: Final answer
    x = 754,757.71

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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.