Home / 3,182,359.40-4,391,749.08-1,732,148.76

Finding the Fourth Proportional to 3,182,359.40, 4,391,749.08 and 1,732,148.76

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Solution

The fourth proportional to 3,182,359.40, 4,391,749.08 and 1,732,148.76 is: 2,390,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,359.40 : 4,391,749.08 = 1,732,148.76 : x
  2. Step 2: Convert to fraction form
    3,182,359.40/4,391,749.08 = 1,732,148.76/x
  3. Step 3: Cross multiply
    3,182,359.40x = 4,391,749.08 × 1,732,148.76
  4. Step 4: Simplify right side
    3,182,359.40x = 7,607,162,723,153.14
  5. Step 5: Solve for x
    x = 7,607,162,723,153.14/3,182,359.40
  6. Step 6: Final answer
    x = 2,390,415.97

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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.