Home / 1,091,750.38-1,506,621.50-633,136.86

Finding the Fourth Proportional to 1,091,750.38, 1,506,621.50 and 633,136.86

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Solution

The fourth proportional to 1,091,750.38, 1,506,621.50 and 633,136.86 is: 873,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,750.38 : 1,506,621.50 = 633,136.86 : x
  2. Step 2: Convert to fraction form
    1,091,750.38/1,506,621.50 = 633,136.86/x
  3. Step 3: Cross multiply
    1,091,750.38x = 1,506,621.50 × 633,136.86
  4. Step 4: Simplify right side
    1,091,750.38x = 953,897,603,649.32
  5. Step 5: Solve for x
    x = 953,897,603,649.32/1,091,750.38
  6. Step 6: Final answer
    x = 873,732.33

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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.