Home / 1,838,890.60-2,757,023.70-827,184.40

Finding the Fourth Proportional to 1,838,890.60, 2,757,023.70 and 827,184.40

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Solution

The fourth proportional to 1,838,890.60, 2,757,023.70 and 827,184.40 is: 1,240,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,890.60 : 2,757,023.70 = 827,184.40 : x
  2. Step 2: Convert to fraction form
    1,838,890.60/2,757,023.70 = 827,184.40/x
  3. Step 3: Cross multiply
    1,838,890.60x = 2,757,023.70 × 827,184.40
  4. Step 4: Simplify right side
    1,838,890.60x = 2,280,566,995,070.28
  5. Step 5: Solve for x
    x = 2,280,566,995,070.28/1,838,890.60
  6. Step 6: Final answer
    x = 1,240,186.34

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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.