Home / 3,707,405.80-5,561,108.70-1,577,559.40

Finding the Fourth Proportional to 3,707,405.80, 5,561,108.70 and 1,577,559.40

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Solution

The fourth proportional to 3,707,405.80, 5,561,108.70 and 1,577,559.40 is: 2,366,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,405.80 : 5,561,108.70 = 1,577,559.40 : x
  2. Step 2: Convert to fraction form
    3,707,405.80/5,561,108.70 = 1,577,559.40/x
  3. Step 3: Cross multiply
    3,707,405.80x = 5,561,108.70 × 1,577,559.40
  4. Step 4: Simplify right side
    3,707,405.80x = 8,772,979,304,106.78
  5. Step 5: Solve for x
    x = 8,772,979,304,106.78/3,707,405.80
  6. Step 6: Final answer
    x = 2,366,339.10

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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.