Home / 1,078,702.38-1,488,640.80-595,298.76

Finding the Fourth Proportional to 1,078,702.38, 1,488,640.80 and 595,298.76

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Solution

The fourth proportional to 1,078,702.38, 1,488,640.80 and 595,298.76 is: 821,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,702.38 : 1,488,640.80 = 595,298.76 : x
  2. Step 2: Convert to fraction form
    1,078,702.38/1,488,640.80 = 595,298.76/x
  3. Step 3: Cross multiply
    1,078,702.38x = 1,488,640.80 × 595,298.76
  4. Step 4: Simplify right side
    1,078,702.38x = 886,186,022,325.41
  5. Step 5: Solve for x
    x = 886,186,022,325.41/1,078,702.38
  6. Step 6: Final answer
    x = 821,529.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.