Home / 885,952.56-1,222,551.06-498,747.96

Finding the Fourth Proportional to 885,952.56, 1,222,551.06 and 498,747.96

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Solution

The fourth proportional to 885,952.56, 1,222,551.06 and 498,747.96 is: 688,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,952.56 : 1,222,551.06 = 498,747.96 : x
  2. Step 2: Convert to fraction form
    885,952.56/1,222,551.06 = 498,747.96/x
  3. Step 3: Cross multiply
    885,952.56x = 1,222,551.06 × 498,747.96
  4. Step 4: Simplify right side
    885,952.56x = 609,744,847,170.84
  5. Step 5: Solve for x
    x = 609,744,847,170.84/885,952.56
  6. Step 6: Final answer
    x = 688,236.45

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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.