Home / 1,544,363.60-2,315,167.58-785,780.78

Finding the Fourth Proportional to 1,544,363.60, 2,315,167.58 and 785,780.78

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Solution

The fourth proportional to 1,544,363.60, 2,315,167.58 and 785,780.78 is: 1,177,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,363.60 : 2,315,167.58 = 785,780.78 : x
  2. Step 2: Convert to fraction form
    1,544,363.60/2,315,167.58 = 785,780.78/x
  3. Step 3: Cross multiply
    1,544,363.60x = 2,315,167.58 × 785,780.78
  4. Step 4: Simplify right side
    1,544,363.60x = 1,819,214,177,231.73
  5. Step 5: Solve for x
    x = 1,819,214,177,231.73/1,544,363.60
  6. Step 6: Final answer
    x = 1,177,970.13

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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.