Home / 1,002,897.56-1,503,558.70-686,394.92

Finding the Fourth Proportional to 1,002,897.56, 1,503,558.70 and 686,394.92

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Solution

The fourth proportional to 1,002,897.56, 1,503,558.70 and 686,394.92 is: 1,029,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,897.56 : 1,503,558.70 = 686,394.92 : x
  2. Step 2: Convert to fraction form
    1,002,897.56/1,503,558.70 = 686,394.92/x
  3. Step 3: Cross multiply
    1,002,897.56x = 1,503,558.70 × 686,394.92
  4. Step 4: Simplify right side
    1,002,897.56x = 1,032,035,053,601.80
  5. Step 5: Solve for x
    x = 1,032,035,053,601.80/1,002,897.56
  6. Step 6: Final answer
    x = 1,029,053.31

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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.