Home / 2,594,439.80-3,891,659.70-911,713.40

Finding the Fourth Proportional to 2,594,439.80, 3,891,659.70 and 911,713.40

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Solution

The fourth proportional to 2,594,439.80, 3,891,659.70 and 911,713.40 is: 1,367,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,594,439.80 : 3,891,659.70 = 911,713.40 : x
  2. Step 2: Convert to fraction form
    2,594,439.80/3,891,659.70 = 911,713.40/x
  3. Step 3: Cross multiply
    2,594,439.80x = 3,891,659.70 × 911,713.40
  4. Step 4: Simplify right side
    2,594,439.80x = 3,548,078,296,729.98
  5. Step 5: Solve for x
    x = 3,548,078,296,729.98/2,594,439.80
  6. Step 6: Final answer
    x = 1,367,570.10

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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.