Home / 1,116,557.76-1,540,352.28-744,104.28

Finding the Fourth Proportional to 1,116,557.76, 1,540,352.28 and 744,104.28

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Solution

The fourth proportional to 1,116,557.76, 1,540,352.28 and 744,104.28 is: 1,026,532.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,557.76 : 1,540,352.28 = 744,104.28 : x
  2. Step 2: Convert to fraction form
    1,116,557.76/1,540,352.28 = 744,104.28/x
  3. Step 3: Cross multiply
    1,116,557.76x = 1,540,352.28 × 744,104.28
  4. Step 4: Simplify right side
    1,116,557.76x = 1,146,182,724,255.76
  5. Step 5: Solve for x
    x = 1,146,182,724,255.76/1,116,557.76
  6. Step 6: Final answer
    x = 1,026,532.41

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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.