Home / 3,209,322.72-4,785,698.76-3,180,541.80

Finding the Fourth Proportional to 3,209,322.72, 4,785,698.76 and 3,180,541.80

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Solution

The fourth proportional to 3,209,322.72, 4,785,698.76 and 3,180,541.80 is: 4,742,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,322.72 : 4,785,698.76 = 3,180,541.80 : x
  2. Step 2: Convert to fraction form
    3,209,322.72/4,785,698.76 = 3,180,541.80/x
  3. Step 3: Cross multiply
    3,209,322.72x = 4,785,698.76 × 3,180,541.80
  4. Step 4: Simplify right side
    3,209,322.72x = 15,221,114,948,388.17
  5. Step 5: Solve for x
    x = 15,221,114,948,388.17/3,209,322.72
  6. Step 6: Final answer
    x = 4,742,781.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.