Home / 1,117,512.10-1,676,268.15-804,916.90

Finding the Fourth Proportional to 1,117,512.10, 1,676,268.15 and 804,916.90

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Solution

The fourth proportional to 1,117,512.10, 1,676,268.15 and 804,916.90 is: 1,207,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,512.10 : 1,676,268.15 = 804,916.90 : x
  2. Step 2: Convert to fraction form
    1,117,512.10/1,676,268.15 = 804,916.90/x
  3. Step 3: Cross multiply
    1,117,512.10x = 1,676,268.15 × 804,916.90
  4. Step 4: Simplify right side
    1,117,512.10x = 1,349,256,562,866.73
  5. Step 5: Solve for x
    x = 1,349,256,562,866.73/1,117,512.10
  6. Step 6: Final answer
    x = 1,207,375.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.