Home / 3,744,838.76-5,617,578.32-1,315,780.88

Finding the Fourth Proportional to 3,744,838.76, 5,617,578.32 and 1,315,780.88

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Solution

The fourth proportional to 3,744,838.76, 5,617,578.32 and 1,315,780.88 is: 1,973,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744,838.76 : 5,617,578.32 = 1,315,780.88 : x
  2. Step 2: Convert to fraction form
    3,744,838.76/5,617,578.32 = 1,315,780.88/x
  3. Step 3: Cross multiply
    3,744,838.76x = 5,617,578.32 × 1,315,780.88
  4. Step 4: Simplify right side
    3,744,838.76x = 7,391,502,145,358.52
  5. Step 5: Solve for x
    x = 7,391,502,145,358.52/3,744,838.76
  6. Step 6: Final answer
    x = 1,973,783.82

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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.