Home / 5,566,411.20-8,349,616.80-1,780,017.60

Finding the Fourth Proportional to 5,566,411.20, 8,349,616.80 and 1,780,017.60

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Solution

The fourth proportional to 5,566,411.20, 8,349,616.80 and 1,780,017.60 is: 2,670,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566,411.20 : 8,349,616.80 = 1,780,017.60 : x
  2. Step 2: Convert to fraction form
    5,566,411.20/8,349,616.80 = 1,780,017.60/x
  3. Step 3: Cross multiply
    5,566,411.20x = 8,349,616.80 × 1,780,017.60
  4. Step 4: Simplify right side
    5,566,411.20x = 14,862,464,857,255.68
  5. Step 5: Solve for x
    x = 14,862,464,857,255.68/5,566,411.20
  6. Step 6: Final answer
    x = 2,670,026.40

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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.