Home / 1,181,870.55-1,637,568.39-1,156,331.88

Finding the Fourth Proportional to 1,181,870.55, 1,637,568.39 and 1,156,331.88

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Solution

The fourth proportional to 1,181,870.55, 1,637,568.39 and 1,156,331.88 is: 1,602,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,870.55 : 1,637,568.39 = 1,156,331.88 : x
  2. Step 2: Convert to fraction form
    1,181,870.55/1,637,568.39 = 1,156,331.88/x
  3. Step 3: Cross multiply
    1,181,870.55x = 1,637,568.39 × 1,156,331.88
  4. Step 4: Simplify right side
    1,181,870.55x = 1,893,572,535,037.27
  5. Step 5: Solve for x
    x = 1,893,572,535,037.27/1,181,870.55
  6. Step 6: Final answer
    x = 1,602,182.69

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.