Home / 5,257,040.20-7,884,977.10-1,470,905.80

Finding the Fourth Proportional to 5,257,040.20, 7,884,977.10 and 1,470,905.80

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Solution

The fourth proportional to 5,257,040.20, 7,884,977.10 and 1,470,905.80 is: 2,206,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,040.20 : 7,884,977.10 = 1,470,905.80 : x
  2. Step 2: Convert to fraction form
    5,257,040.20/7,884,977.10 = 1,470,905.80/x
  3. Step 3: Cross multiply
    5,257,040.20x = 7,884,977.10 × 1,470,905.80
  4. Step 4: Simplify right side
    5,257,040.20x = 11,598,058,549,257.18
  5. Step 5: Solve for x
    x = 11,598,058,549,257.18/5,257,040.20
  6. Step 6: Final answer
    x = 2,206,195.52

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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.