Home / 5,461,990.40-8,193,374.40-1,675,467.20

Finding the Fourth Proportional to 5,461,990.40, 8,193,374.40 and 1,675,467.20

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Solution

The fourth proportional to 5,461,990.40, 8,193,374.40 and 1,675,467.20 is: 2,513,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,990.40 : 8,193,374.40 = 1,675,467.20 : x
  2. Step 2: Convert to fraction form
    5,461,990.40/8,193,374.40 = 1,675,467.20/x
  3. Step 3: Cross multiply
    5,461,990.40x = 8,193,374.40 × 1,675,467.20
  4. Step 4: Simplify right side
    5,461,990.40x = 13,727,730,064,519.68
  5. Step 5: Solve for x
    x = 13,727,730,064,519.68/5,461,990.40
  6. Step 6: Final answer
    x = 2,513,320.06

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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.