Home / 1,111,092.76-1,533,402.38-627,746.68

Finding the Fourth Proportional to 1,111,092.76, 1,533,402.38 and 627,746.68

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Solution

The fourth proportional to 1,111,092.76, 1,533,402.38 and 627,746.68 is: 866,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,092.76 : 1,533,402.38 = 627,746.68 : x
  2. Step 2: Convert to fraction form
    1,111,092.76/1,533,402.38 = 627,746.68/x
  3. Step 3: Cross multiply
    1,111,092.76x = 1,533,402.38 × 627,746.68
  4. Step 4: Simplify right side
    1,111,092.76x = 962,588,253,149.10
  5. Step 5: Solve for x
    x = 962,588,253,149.10/1,111,092.76
  6. Step 6: Final answer
    x = 866,343.74

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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.