Home / 1,216,849.64-1,679,398.52-707,552.01

Finding the Fourth Proportional to 1,216,849.64, 1,679,398.52 and 707,552.01

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Solution

The fourth proportional to 1,216,849.64, 1,679,398.52 and 707,552.01 is: 976,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,849.64 : 1,679,398.52 = 707,552.01 : x
  2. Step 2: Convert to fraction form
    1,216,849.64/1,679,398.52 = 707,552.01/x
  3. Step 3: Cross multiply
    1,216,849.64x = 1,679,398.52 × 707,552.01
  4. Step 4: Simplify right side
    1,216,849.64x = 1,188,261,794,879.27
  5. Step 5: Solve for x
    x = 1,188,261,794,879.27/1,216,849.64
  6. Step 6: Final answer
    x = 976,506.68

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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.