Home / 5,345,205.85-8,017,725.28-1,301,686.80

Finding the Fourth Proportional to 5,345,205.85, 8,017,725.28 and 1,301,686.80

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Solution

The fourth proportional to 5,345,205.85, 8,017,725.28 and 1,301,686.80 is: 1,952,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,205.85 : 8,017,725.28 = 1,301,686.80 : x
  2. Step 2: Convert to fraction form
    5,345,205.85/8,017,725.28 = 1,301,686.80/x
  3. Step 3: Cross multiply
    5,345,205.85x = 8,017,725.28 × 1,301,686.80
  4. Step 4: Simplify right side
    5,345,205.85x = 10,436,567,163,002.30
  5. Step 5: Solve for x
    x = 10,436,567,163,002.30/5,345,205.85
  6. Step 6: Final answer
    x = 1,952,509.87

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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.