Home / 1,962,681.85-2,944,088.12-542,749.69

Finding the Fourth Proportional to 1,962,681.85, 2,944,088.12 and 542,749.69

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Solution

The fourth proportional to 1,962,681.85, 2,944,088.12 and 542,749.69 is: 814,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,681.85 : 2,944,088.12 = 542,749.69 : x
  2. Step 2: Convert to fraction form
    1,962,681.85/2,944,088.12 = 542,749.69/x
  3. Step 3: Cross multiply
    1,962,681.85x = 2,944,088.12 × 542,749.69
  4. Step 4: Simplify right side
    1,962,681.85x = 1,597,902,914,462.68
  5. Step 5: Solve for x
    x = 1,597,902,914,462.68/1,962,681.85
  6. Step 6: Final answer
    x = 814,142.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.