Home / 3,931,470.34-5,427,103.08-2,643,058

Finding the Fourth Proportional to 3,931,470.34, 5,427,103.08 and 2,643,058

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Solution

The fourth proportional to 3,931,470.34, 5,427,103.08 and 2,643,058 is: 3,648,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,470.34 : 5,427,103.08 = 2,643,058 : x
  2. Step 2: Convert to fraction form
    3,931,470.34/5,427,103.08 = 2,643,058/x
  3. Step 3: Cross multiply
    3,931,470.34x = 5,427,103.08 × 2,643,058
  4. Step 4: Simplify right side
    3,931,470.34x = 14,344,148,212,418.64
  5. Step 5: Solve for x
    x = 14,344,148,212,418.64/3,931,470.34
  6. Step 6: Final answer
    x = 3,648,545.45

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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.