Home / 1,344,423-1,855,342.62-740,849.88

Finding the Fourth Proportional to 1,344,423, 1,855,342.62 and 740,849.88

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Solution

The fourth proportional to 1,344,423, 1,855,342.62 and 740,849.88 is: 1,022,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,423 : 1,855,342.62 = 740,849.88 : x
  2. Step 2: Convert to fraction form
    1,344,423/1,855,342.62 = 740,849.88/x
  3. Step 3: Cross multiply
    1,344,423x = 1,855,342.62 × 740,849.88
  4. Step 4: Simplify right side
    1,344,423x = 1,374,530,357,385.89
  5. Step 5: Solve for x
    x = 1,374,530,357,385.89/1,344,423
  6. Step 6: Final answer
    x = 1,022,394.26

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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.