Home / 1,127,445.48-1,555,946.82-744,801.48

Finding the Fourth Proportional to 1,127,445.48, 1,555,946.82 and 744,801.48

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Solution

The fourth proportional to 1,127,445.48, 1,555,946.82 and 744,801.48 is: 1,027,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,445.48 : 1,555,946.82 = 744,801.48 : x
  2. Step 2: Convert to fraction form
    1,127,445.48/1,555,946.82 = 744,801.48/x
  3. Step 3: Cross multiply
    1,127,445.48x = 1,555,946.82 × 744,801.48
  4. Step 4: Simplify right side
    1,127,445.48x = 1,158,871,494,337.29
  5. Step 5: Solve for x
    x = 1,158,871,494,337.29/1,127,445.48
  6. Step 6: Final answer
    x = 1,027,873.64

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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.