Home / 1,538,118.12-2,307,182.85-473,152.80

Finding the Fourth Proportional to 1,538,118.12, 2,307,182.85 and 473,152.80

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Solution

The fourth proportional to 1,538,118.12, 2,307,182.85 and 473,152.80 is: 709,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,118.12 : 2,307,182.85 = 473,152.80 : x
  2. Step 2: Convert to fraction form
    1,538,118.12/2,307,182.85 = 473,152.80/x
  3. Step 3: Cross multiply
    1,538,118.12x = 2,307,182.85 × 473,152.80
  4. Step 4: Simplify right side
    1,538,118.12x = 1,091,650,025,589.48
  5. Step 5: Solve for x
    x = 1,091,650,025,589.48/1,538,118.12
  6. Step 6: Final answer
    x = 709,730.94

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1.5x scale

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.