Home / 5,514,454.80-8,271,941.40-1,728,061.20

Finding the Fourth Proportional to 5,514,454.80, 8,271,941.40 and 1,728,061.20

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Solution

The fourth proportional to 5,514,454.80, 8,271,941.40 and 1,728,061.20 is: 2,592,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,454.80 : 8,271,941.40 = 1,728,061.20 : x
  2. Step 2: Convert to fraction form
    5,514,454.80/8,271,941.40 = 1,728,061.20/x
  3. Step 3: Cross multiply
    5,514,454.80x = 8,271,941.40 × 1,728,061.20
  4. Step 4: Simplify right side
    5,514,454.80x = 14,294,420,982,013.68
  5. Step 5: Solve for x
    x = 14,294,420,982,013.68/5,514,454.80
  6. Step 6: Final answer
    x = 2,592,173.03

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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.