Home / 1,359,398.52-2,038,966.02-412,777.56

Finding the Fourth Proportional to 1,359,398.52, 2,038,966.02 and 412,777.56

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Solution

The fourth proportional to 1,359,398.52, 2,038,966.02 and 412,777.56 is: 619,126.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,398.52 : 2,038,966.02 = 412,777.56 : x
  2. Step 2: Convert to fraction form
    1,359,398.52/2,038,966.02 = 412,777.56/x
  3. Step 3: Cross multiply
    1,359,398.52x = 2,038,966.02 × 412,777.56
  4. Step 4: Simplify right side
    1,359,398.52x = 841,639,418,658.51
  5. Step 5: Solve for x
    x = 841,639,418,658.51/1,359,398.52
  6. Step 6: Final answer
    x = 619,126.33

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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.