Home / 5,258,297.55-7,885,970.10-1,665,165.90

Finding the Fourth Proportional to 5,258,297.55, 7,885,970.10 and 1,665,165.90

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Solution

The fourth proportional to 5,258,297.55, 7,885,970.10 and 1,665,165.90 is: 2,497,281.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,297.55 : 7,885,970.10 = 1,665,165.90 : x
  2. Step 2: Convert to fraction form
    5,258,297.55/7,885,970.10 = 1,665,165.90/x
  3. Step 3: Cross multiply
    5,258,297.55x = 7,885,970.10 × 1,665,165.90
  4. Step 4: Simplify right side
    5,258,297.55x = 13,131,448,498,939.59
  5. Step 5: Solve for x
    x = 13,131,448,498,939.59/5,258,297.55
  6. Step 6: Final answer
    x = 2,497,281.37

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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.