Home / 3,169,412.19-4,373,756.66-1,719,076.49

Finding the Fourth Proportional to 3,169,412.19, 4,373,756.66 and 1,719,076.49

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Solution

The fourth proportional to 3,169,412.19, 4,373,756.66 and 1,719,076.49 is: 2,372,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,412.19 : 4,373,756.66 = 1,719,076.49 : x
  2. Step 2: Convert to fraction form
    3,169,412.19/4,373,756.66 = 1,719,076.49/x
  3. Step 3: Cross multiply
    3,169,412.19x = 4,373,756.66 × 1,719,076.49
  4. Step 4: Simplify right side
    3,169,412.19x = 7,518,822,216,722.76
  5. Step 5: Solve for x
    x = 7,518,822,216,722.76/3,169,412.19
  6. Step 6: Final answer
    x = 2,372,308.10

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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.