Home / 1,110,193.03-1,532,103.69-680,390.29

Finding the Fourth Proportional to 1,110,193.03, 1,532,103.69 and 680,390.29

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Solution

The fourth proportional to 1,110,193.03, 1,532,103.69 and 680,390.29 is: 938,961.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,193.03 : 1,532,103.69 = 680,390.29 : x
  2. Step 2: Convert to fraction form
    1,110,193.03/1,532,103.69 = 680,390.29/x
  3. Step 3: Cross multiply
    1,110,193.03x = 1,532,103.69 × 680,390.29
  4. Step 4: Simplify right side
    1,110,193.03x = 1,042,428,473,949.17
  5. Step 5: Solve for x
    x = 1,042,428,473,949.17/1,110,193.03
  6. Step 6: Final answer
    x = 938,961.47

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Double scale
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1.5x scale

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.