Home / 1,098,281.68-1,514,564.08-856,476.04

Finding the Fourth Proportional to 1,098,281.68, 1,514,564.08 and 856,476.04

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Solution

The fourth proportional to 1,098,281.68, 1,514,564.08 and 856,476.04 is: 1,181,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,281.68 : 1,514,564.08 = 856,476.04 : x
  2. Step 2: Convert to fraction form
    1,098,281.68/1,514,564.08 = 856,476.04/x
  3. Step 3: Cross multiply
    1,098,281.68x = 1,514,564.08 × 856,476.04
  4. Step 4: Simplify right side
    1,098,281.68x = 1,297,187,845,564.64
  5. Step 5: Solve for x
    x = 1,297,187,845,564.64/1,098,281.68
  6. Step 6: Final answer
    x = 1,181,106.70

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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.