Home / 3,312,794.40-4,969,191.60-2,987,368.80

Finding the Fourth Proportional to 3,312,794.40, 4,969,191.60 and 2,987,368.80

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Solution

The fourth proportional to 3,312,794.40, 4,969,191.60 and 2,987,368.80 is: 4,481,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,794.40 : 4,969,191.60 = 2,987,368.80 : x
  2. Step 2: Convert to fraction form
    3,312,794.40/4,969,191.60 = 2,987,368.80/x
  3. Step 3: Cross multiply
    3,312,794.40x = 4,969,191.60 × 2,987,368.80
  4. Step 4: Simplify right side
    3,312,794.40x = 14,844,807,947,062.08
  5. Step 5: Solve for x
    x = 14,844,807,947,062.08/3,312,794.40
  6. Step 6: Final answer
    x = 4,481,053.20

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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.