Home / 3,000,678.16-4,499,565.72-1,108,310.80

Finding the Fourth Proportional to 3,000,678.16, 4,499,565.72 and 1,108,310.80

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Solution

The fourth proportional to 3,000,678.16, 4,499,565.72 and 1,108,310.80 is: 1,661,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,678.16 : 4,499,565.72 = 1,108,310.80 : x
  2. Step 2: Convert to fraction form
    3,000,678.16/4,499,565.72 = 1,108,310.80/x
  3. Step 3: Cross multiply
    3,000,678.16x = 4,499,565.72 × 1,108,310.80
  4. Step 4: Simplify right side
    3,000,678.16x = 4,986,917,282,785.78
  5. Step 5: Solve for x
    x = 4,986,917,282,785.78/3,000,678.16
  6. Step 6: Final answer
    x = 1,661,930.08

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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.