Home / 3,180,351.50-4,388,881.74-1,730,043.47

Finding the Fourth Proportional to 3,180,351.50, 4,388,881.74 and 1,730,043.47

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Solution

The fourth proportional to 3,180,351.50, 4,388,881.74 and 1,730,043.47 is: 2,387,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,351.50 : 4,388,881.74 = 1,730,043.47 : x
  2. Step 2: Convert to fraction form
    3,180,351.50/4,388,881.74 = 1,730,043.47/x
  3. Step 3: Cross multiply
    3,180,351.50x = 4,388,881.74 × 1,730,043.47
  4. Step 4: Simplify right side
    3,180,351.50x = 7,592,956,209,105.27
  5. Step 5: Solve for x
    x = 7,592,956,209,105.27/3,180,351.50
  6. Step 6: Final answer
    x = 2,387,458.18

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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.