Home / 1,298,329.55-1,945,753.34-1,010,488.84

Finding the Fourth Proportional to 1,298,329.55, 1,945,753.34 and 1,010,488.84

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Solution

The fourth proportional to 1,298,329.55, 1,945,753.34 and 1,010,488.84 is: 1,514,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,329.55 : 1,945,753.34 = 1,010,488.84 : x
  2. Step 2: Convert to fraction form
    1,298,329.55/1,945,753.34 = 1,010,488.84/x
  3. Step 3: Cross multiply
    1,298,329.55x = 1,945,753.34 × 1,010,488.84
  4. Step 4: Simplify right side
    1,298,329.55x = 1,966,162,025,545.90
  5. Step 5: Solve for x
    x = 1,966,162,025,545.90/1,298,329.55
  6. Step 6: Final answer
    x = 1,514,378.25

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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.