Home / 4,222,746.80-6,334,487.12-1,190,132.72

Finding the Fourth Proportional to 4,222,746.80, 6,334,487.12 and 1,190,132.72

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Solution

The fourth proportional to 4,222,746.80, 6,334,487.12 and 1,190,132.72 is: 1,785,302.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222,746.80 : 6,334,487.12 = 1,190,132.72 : x
  2. Step 2: Convert to fraction form
    4,222,746.80/6,334,487.12 = 1,190,132.72/x
  3. Step 3: Cross multiply
    4,222,746.80x = 6,334,487.12 × 1,190,132.72
  4. Step 4: Simplify right side
    4,222,746.80x = 7,538,880,385,930.57
  5. Step 5: Solve for x
    x = 7,538,880,385,930.57/4,222,746.80
  6. Step 6: Final answer
    x = 1,785,302.49

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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.