Home / 1,127,446.48-1,555,948.20-744,802.48

Finding the Fourth Proportional to 1,127,446.48, 1,555,948.20 and 744,802.48

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Solution

The fourth proportional to 1,127,446.48, 1,555,948.20 and 744,802.48 is: 1,027,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,446.48 : 1,555,948.20 = 744,802.48 : x
  2. Step 2: Convert to fraction form
    1,127,446.48/1,555,948.20 = 744,802.48/x
  3. Step 3: Cross multiply
    1,127,446.48x = 1,555,948.20 × 744,802.48
  4. Step 4: Simplify right side
    1,127,446.48x = 1,158,874,078,111.54
  5. Step 5: Solve for x
    x = 1,158,874,078,111.54/1,127,446.48
  6. Step 6: Final answer
    x = 1,027,875.02

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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.