Home / 1,585,924.16-2,378,865.60-387,856.85

Finding the Fourth Proportional to 1,585,924.16, 2,378,865.60 and 387,856.85

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Solution

The fourth proportional to 1,585,924.16, 2,378,865.60 and 387,856.85 is: 581,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,924.16 : 2,378,865.60 = 387,856.85 : x
  2. Step 2: Convert to fraction form
    1,585,924.16/2,378,865.60 = 387,856.85/x
  3. Step 3: Cross multiply
    1,585,924.16x = 2,378,865.60 × 387,856.85
  4. Step 4: Simplify right side
    1,585,924.16x = 922,659,306,295.03
  5. Step 5: Solve for x
    x = 922,659,306,295.03/1,585,924.16
  6. Step 6: Final answer
    x = 581,780.22

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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.