Home / 5,445,862.80-8,167,919.40-1,658,464.80

Finding the Fourth Proportional to 5,445,862.80, 8,167,919.40 and 1,658,464.80

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Solution

The fourth proportional to 5,445,862.80, 8,167,919.40 and 1,658,464.80 is: 2,487,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,862.80 : 8,167,919.40 = 1,658,464.80 : x
  2. Step 2: Convert to fraction form
    5,445,862.80/8,167,919.40 = 1,658,464.80/x
  3. Step 3: Cross multiply
    5,445,862.80x = 8,167,919.40 × 1,658,464.80
  4. Step 4: Simplify right side
    5,445,862.80x = 13,546,206,814,137.12
  5. Step 5: Solve for x
    x = 13,546,206,814,137.12/5,445,862.80
  6. Step 6: Final answer
    x = 2,487,430.79

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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.