Home / 1,257,193.72-1,734,870.18-684,232.12

Finding the Fourth Proportional to 1,257,193.72, 1,734,870.18 and 684,232.12

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Solution

The fourth proportional to 1,257,193.72, 1,734,870.18 and 684,232.12 is: 944,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,193.72 : 1,734,870.18 = 684,232.12 : x
  2. Step 2: Convert to fraction form
    1,257,193.72/1,734,870.18 = 684,232.12/x
  3. Step 3: Cross multiply
    1,257,193.72x = 1,734,870.18 × 684,232.12
  4. Step 4: Simplify right side
    1,257,193.72x = 1,187,053,901,186.18
  5. Step 5: Solve for x
    x = 1,187,053,901,186.18/1,257,193.72
  6. Step 6: Final answer
    x = 944,209.22

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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.