Home / 3,309,550.40-4,966,783.20-1,316,436.80

Finding the Fourth Proportional to 3,309,550.40, 4,966,783.20 and 1,316,436.80

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Solution

The fourth proportional to 3,309,550.40, 4,966,783.20 and 1,316,436.80 is: 1,975,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,550.40 : 4,966,783.20 = 1,316,436.80 : x
  2. Step 2: Convert to fraction form
    3,309,550.40/4,966,783.20 = 1,316,436.80/x
  3. Step 3: Cross multiply
    3,309,550.40x = 4,966,783.20 × 1,316,436.80
  4. Step 4: Simplify right side
    3,309,550.40x = 6,538,456,182,101.76
  5. Step 5: Solve for x
    x = 6,538,456,182,101.76/3,309,550.40
  6. Step 6: Final answer
    x = 1,975,632.76

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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.