Home / 3,519,154.47-4,855,304.50-1,970,188.48

Finding the Fourth Proportional to 3,519,154.47, 4,855,304.50 and 1,970,188.48

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Solution

The fourth proportional to 3,519,154.47, 4,855,304.50 and 1,970,188.48 is: 2,718,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,154.47 : 4,855,304.50 = 1,970,188.48 : x
  2. Step 2: Convert to fraction form
    3,519,154.47/4,855,304.50 = 1,970,188.48/x
  3. Step 3: Cross multiply
    3,519,154.47x = 4,855,304.50 × 1,970,188.48
  4. Step 4: Simplify right side
    3,519,154.47x = 9,565,864,992,792.16
  5. Step 5: Solve for x
    x = 9,565,864,992,792.16/3,519,154.47
  6. Step 6: Final answer
    x = 2,718,228.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.