Home / 1,817,793.60-2,726,690.40-1,311,284.40

Finding the Fourth Proportional to 1,817,793.60, 2,726,690.40 and 1,311,284.40

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Solution

The fourth proportional to 1,817,793.60, 2,726,690.40 and 1,311,284.40 is: 1,966,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,793.60 : 2,726,690.40 = 1,311,284.40 : x
  2. Step 2: Convert to fraction form
    1,817,793.60/2,726,690.40 = 1,311,284.40/x
  3. Step 3: Cross multiply
    1,817,793.60x = 2,726,690.40 × 1,311,284.40
  4. Step 4: Simplify right side
    1,817,793.60x = 3,575,466,585,149.76
  5. Step 5: Solve for x
    x = 3,575,466,585,149.76/1,817,793.60
  6. Step 6: Final answer
    x = 1,966,926.60

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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.