Home / 2,835,531.20-4,253,296.80-2,798,206.40

Finding the Fourth Proportional to 2,835,531.20, 4,253,296.80 and 2,798,206.40

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Solution

The fourth proportional to 2,835,531.20, 4,253,296.80 and 2,798,206.40 is: 4,197,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835,531.20 : 4,253,296.80 = 2,798,206.40 : x
  2. Step 2: Convert to fraction form
    2,835,531.20/4,253,296.80 = 2,798,206.40/x
  3. Step 3: Cross multiply
    2,835,531.20x = 4,253,296.80 × 2,798,206.40
  4. Step 4: Simplify right side
    2,835,531.20x = 11,901,602,326,859.52
  5. Step 5: Solve for x
    x = 11,901,602,326,859.52/2,835,531.20
  6. Step 6: Final answer
    x = 4,197,309.60

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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.