Home / 1,281,134.73-1,767,976.47-708,184.47

Finding the Fourth Proportional to 1,281,134.73, 1,767,976.47 and 708,184.47

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Solution

The fourth proportional to 1,281,134.73, 1,767,976.47 and 708,184.47 is: 977,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,134.73 : 1,767,976.47 = 708,184.47 : x
  2. Step 2: Convert to fraction form
    1,281,134.73/1,767,976.47 = 708,184.47/x
  3. Step 3: Cross multiply
    1,281,134.73x = 1,767,976.47 × 708,184.47
  4. Step 4: Simplify right side
    1,281,134.73x = 1,252,053,479,379.42
  5. Step 5: Solve for x
    x = 1,252,053,479,379.42/1,281,134.73
  6. Step 6: Final answer
    x = 977,300.40

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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.