Home / 1,569,785.70-2,354,678.55-387,833.70

Finding the Fourth Proportional to 1,569,785.70, 2,354,678.55 and 387,833.70

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Solution

The fourth proportional to 1,569,785.70, 2,354,678.55 and 387,833.70 is: 581,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,785.70 : 2,354,678.55 = 387,833.70 : x
  2. Step 2: Convert to fraction form
    1,569,785.70/2,354,678.55 = 387,833.70/x
  3. Step 3: Cross multiply
    1,569,785.70x = 2,354,678.55 × 387,833.70
  4. Step 4: Simplify right side
    1,569,785.70x = 913,223,694,357.14
  5. Step 5: Solve for x
    x = 913,223,694,357.14/1,569,785.70
  6. Step 6: Final answer
    x = 581,750.55

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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.