Home / 1,127,023.31-1,555,288.94-617,724.11

Finding the Fourth Proportional to 1,127,023.31, 1,555,288.94 and 617,724.11

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Solution

The fourth proportional to 1,127,023.31, 1,555,288.94 and 617,724.11 is: 852,457.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,023.31 : 1,555,288.94 = 617,724.11 : x
  2. Step 2: Convert to fraction form
    1,127,023.31/1,555,288.94 = 617,724.11/x
  3. Step 3: Cross multiply
    1,127,023.31x = 1,555,288.94 × 617,724.11
  4. Step 4: Simplify right side
    1,127,023.31x = 960,739,476,254.34
  5. Step 5: Solve for x
    x = 960,739,476,254.34/1,127,023.31
  6. Step 6: Final answer
    x = 852,457.50

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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.