Home / 1,020,060.28-1,530,073.14-355,195

Finding the Fourth Proportional to 1,020,060.28, 1,530,073.14 and 355,195

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Solution

The fourth proportional to 1,020,060.28, 1,530,073.14 and 355,195 is: 532,786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,060.28 : 1,530,073.14 = 355,195 : x
  2. Step 2: Convert to fraction form
    1,020,060.28/1,530,073.14 = 355,195/x
  3. Step 3: Cross multiply
    1,020,060.28x = 1,530,073.14 × 355,195
  4. Step 4: Simplify right side
    1,020,060.28x = 543,474,328,962.30
  5. Step 5: Solve for x
    x = 543,474,328,962.30/1,020,060.28
  6. Step 6: Final answer
    x = 532,786.48

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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.