Home / 2,983,515.60-4,475,273.40-853,726.80

Finding the Fourth Proportional to 2,983,515.60, 4,475,273.40 and 853,726.80

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Solution

The fourth proportional to 2,983,515.60, 4,475,273.40 and 853,726.80 is: 1,280,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,515.60 : 4,475,273.40 = 853,726.80 : x
  2. Step 2: Convert to fraction form
    2,983,515.60/4,475,273.40 = 853,726.80/x
  3. Step 3: Cross multiply
    2,983,515.60x = 4,475,273.40 × 853,726.80
  4. Step 4: Simplify right side
    2,983,515.60x = 3,820,660,838,907.12
  5. Step 5: Solve for x
    x = 3,820,660,838,907.12/2,983,515.60
  6. Step 6: Final answer
    x = 1,280,590.20

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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.