Home / 1,171,062.75-1,616,024.65-661,754.19

Finding the Fourth Proportional to 1,171,062.75, 1,616,024.65 and 661,754.19

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Solution

The fourth proportional to 1,171,062.75, 1,616,024.65 and 661,754.19 is: 913,197.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,062.75 : 1,616,024.65 = 661,754.19 : x
  2. Step 2: Convert to fraction form
    1,171,062.75/1,616,024.65 = 661,754.19/x
  3. Step 3: Cross multiply
    1,171,062.75x = 1,616,024.65 × 661,754.19
  4. Step 4: Simplify right side
    1,171,062.75x = 1,069,411,083,280.78
  5. Step 5: Solve for x
    x = 1,069,411,083,280.78/1,171,062.75
  6. Step 6: Final answer
    x = 913,197.08

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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.