Home / 1,653,519.05-2,281,856.28-928,382.35

Finding the Fourth Proportional to 1,653,519.05, 2,281,856.28 and 928,382.35

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Solution

The fourth proportional to 1,653,519.05, 2,281,856.28 and 928,382.35 is: 1,281,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,519.05 : 2,281,856.28 = 928,382.35 : x
  2. Step 2: Convert to fraction form
    1,653,519.05/2,281,856.28 = 928,382.35/x
  3. Step 3: Cross multiply
    1,653,519.05x = 2,281,856.28 × 928,382.35
  4. Step 4: Simplify right side
    1,653,519.05x = 2,118,435,109,092.47
  5. Step 5: Solve for x
    x = 2,118,435,109,092.47/1,653,519.05
  6. Step 6: Final answer
    x = 1,281,167.64

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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.