Home / 1,566,154.10-2,349,231.15-1,087,857.20

Finding the Fourth Proportional to 1,566,154.10, 2,349,231.15 and 1,087,857.20

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Solution

The fourth proportional to 1,566,154.10, 2,349,231.15 and 1,087,857.20 is: 1,631,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,154.10 : 2,349,231.15 = 1,087,857.20 : x
  2. Step 2: Convert to fraction form
    1,566,154.10/2,349,231.15 = 1,087,857.20/x
  3. Step 3: Cross multiply
    1,566,154.10x = 2,349,231.15 × 1,087,857.20
  4. Step 4: Simplify right side
    1,566,154.10x = 2,555,628,020,991.78
  5. Step 5: Solve for x
    x = 2,555,628,020,991.78/1,566,154.10
  6. Step 6: Final answer
    x = 1,631,785.80

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Similar ratio
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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.