Home / 1,820,091.60-2,725,471.80-1,344,200.40

Finding the Fourth Proportional to 1,820,091.60, 2,725,471.80 and 1,344,200.40

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Solution

The fourth proportional to 1,820,091.60, 2,725,471.80 and 1,344,200.40 is: 2,012,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,091.60 : 2,725,471.80 = 1,344,200.40 : x
  2. Step 2: Convert to fraction form
    1,820,091.60/2,725,471.80 = 1,344,200.40/x
  3. Step 3: Cross multiply
    1,820,091.60x = 2,725,471.80 × 1,344,200.40
  4. Step 4: Simplify right side
    1,820,091.60x = 3,663,580,283,748.72
  5. Step 5: Solve for x
    x = 3,663,580,283,748.72/1,820,091.60
  6. Step 6: Final answer
    x = 2,012,854.89

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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.