Home / 2,930,203.76-4,387,430.88-1,859,448.56

Finding the Fourth Proportional to 2,930,203.76, 4,387,430.88 and 1,859,448.56

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Solution

The fourth proportional to 2,930,203.76, 4,387,430.88 and 1,859,448.56 is: 2,784,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,203.76 : 4,387,430.88 = 1,859,448.56 : x
  2. Step 2: Convert to fraction form
    2,930,203.76/4,387,430.88 = 1,859,448.56/x
  3. Step 3: Cross multiply
    2,930,203.76x = 4,387,430.88 × 1,859,448.56
  4. Step 4: Simplify right side
    2,930,203.76x = 8,158,202,031,915.53
  5. Step 5: Solve for x
    x = 8,158,202,031,915.53/2,930,203.76
  6. Step 6: Final answer
    x = 2,784,175.68

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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.