Home / 4,187,403.20-6,281,104.80-1,663,058.45

Finding the Fourth Proportional to 4,187,403.20, 6,281,104.80 and 1,663,058.45

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Solution

The fourth proportional to 4,187,403.20, 6,281,104.80 and 1,663,058.45 is: 2,494,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187,403.20 : 6,281,104.80 = 1,663,058.45 : x
  2. Step 2: Convert to fraction form
    4,187,403.20/6,281,104.80 = 1,663,058.45/x
  3. Step 3: Cross multiply
    4,187,403.20x = 6,281,104.80 × 1,663,058.45
  4. Step 4: Simplify right side
    4,187,403.20x = 10,445,844,412,975.56
  5. Step 5: Solve for x
    x = 10,445,844,412,975.56/4,187,403.20
  6. Step 6: Final answer
    x = 2,494,587.68

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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.