Home / 4,656,726.45-6,420,784.95-3,187,342.98

Finding the Fourth Proportional to 4,656,726.45, 6,420,784.95 and 3,187,342.98

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Solution

The fourth proportional to 4,656,726.45, 6,420,784.95 and 3,187,342.98 is: 4,394,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656,726.45 : 6,420,784.95 = 3,187,342.98 : x
  2. Step 2: Convert to fraction form
    4,656,726.45/6,420,784.95 = 3,187,342.98/x
  3. Step 3: Cross multiply
    4,656,726.45x = 6,420,784.95 × 3,187,342.98
  4. Step 4: Simplify right side
    4,656,726.45x = 20,465,243,836,472.15
  5. Step 5: Solve for x
    x = 20,465,243,836,472.15/4,656,726.45
  6. Step 6: Final answer
    x = 4,394,770.46

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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.