Home / 1,234,320.30-1,702,675.89-718,016.10

Finding the Fourth Proportional to 1,234,320.30, 1,702,675.89 and 718,016.10

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Solution

The fourth proportional to 1,234,320.30, 1,702,675.89 and 718,016.10 is: 990,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,320.30 : 1,702,675.89 = 718,016.10 : x
  2. Step 2: Convert to fraction form
    1,234,320.30/1,702,675.89 = 718,016.10/x
  3. Step 3: Cross multiply
    1,234,320.30x = 1,702,675.89 × 718,016.10
  4. Step 4: Simplify right side
    1,234,320.30x = 1,222,548,702,101.83
  5. Step 5: Solve for x
    x = 1,222,548,702,101.83/1,234,320.30
  6. Step 6: Final answer
    x = 990,463.09

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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.