Home / 807,541.78-1,206,851.00-760,874.59

Finding the Fourth Proportional to 807,541.78, 1,206,851.00 and 760,874.59

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Solution

The fourth proportional to 807,541.78, 1,206,851.00 and 760,874.59 is: 1,137,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,541.78 : 1,206,851.00 = 760,874.59 : x
  2. Step 2: Convert to fraction form
    807,541.78/1,206,851.00 = 760,874.59/x
  3. Step 3: Cross multiply
    807,541.78x = 1,206,851.00 × 760,874.59
  4. Step 4: Simplify right side
    807,541.78x = 918,262,258,701.15
  5. Step 5: Solve for x
    x = 918,262,258,701.15/807,541.78
  6. Step 6: Final answer
    x = 1,137,108.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.