Home / 2,891,651.20-4,337,476.80-1,883,881.60

Finding the Fourth Proportional to 2,891,651.20, 4,337,476.80 and 1,883,881.60

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Solution

The fourth proportional to 2,891,651.20, 4,337,476.80 and 1,883,881.60 is: 2,825,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,651.20 : 4,337,476.80 = 1,883,881.60 : x
  2. Step 2: Convert to fraction form
    2,891,651.20/4,337,476.80 = 1,883,881.60/x
  3. Step 3: Cross multiply
    2,891,651.20x = 4,337,476.80 × 1,883,881.60
  4. Step 4: Simplify right side
    2,891,651.20x = 8,171,292,733,946.88
  5. Step 5: Solve for x
    x = 8,171,292,733,946.88/2,891,651.20
  6. Step 6: Final answer
    x = 2,825,822.40

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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.