Home / 1,335,376.80-2,003,065.20-1,177,783.20

Finding the Fourth Proportional to 1,335,376.80, 2,003,065.20 and 1,177,783.20

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Solution

The fourth proportional to 1,335,376.80, 2,003,065.20 and 1,177,783.20 is: 1,766,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,376.80 : 2,003,065.20 = 1,177,783.20 : x
  2. Step 2: Convert to fraction form
    1,335,376.80/2,003,065.20 = 1,177,783.20/x
  3. Step 3: Cross multiply
    1,335,376.80x = 2,003,065.20 × 1,177,783.20
  4. Step 4: Simplify right side
    1,335,376.80x = 2,359,176,541,064.64
  5. Step 5: Solve for x
    x = 2,359,176,541,064.64/1,335,376.80
  6. Step 6: Final answer
    x = 1,766,674.80

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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.