Home / 1,013,085.57-1,517,193.08-579,488.89

Finding the Fourth Proportional to 1,013,085.57, 1,517,193.08 and 579,488.89

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Solution

The fourth proportional to 1,013,085.57, 1,517,193.08 and 579,488.89 is: 867,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,085.57 : 1,517,193.08 = 579,488.89 : x
  2. Step 2: Convert to fraction form
    1,013,085.57/1,517,193.08 = 579,488.89/x
  3. Step 3: Cross multiply
    1,013,085.57x = 1,517,193.08 × 579,488.89
  4. Step 4: Simplify right side
    1,013,085.57x = 879,196,531,500.62
  5. Step 5: Solve for x
    x = 879,196,531,500.62/1,013,085.57
  6. Step 6: Final answer
    x = 867,840.35

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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.