Home / 1,087,626.12-1,500,966.60-744,182.37

Finding the Fourth Proportional to 1,087,626.12, 1,500,966.60 and 744,182.37

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Solution

The fourth proportional to 1,087,626.12, 1,500,966.60 and 744,182.37 is: 1,027,000.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,626.12 : 1,500,966.60 = 744,182.37 : x
  2. Step 2: Convert to fraction form
    1,087,626.12/1,500,966.60 = 744,182.37/x
  3. Step 3: Cross multiply
    1,087,626.12x = 1,500,966.60 × 744,182.37
  4. Step 4: Simplify right side
    1,087,626.12x = 1,116,992,881,678.84
  5. Step 5: Solve for x
    x = 1,116,992,881,678.84/1,087,626.12
  6. Step 6: Final answer
    x = 1,027,000.79

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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.