Home / 1,276,594.20-1,913,263.20-677,842.20

Finding the Fourth Proportional to 1,276,594.20, 1,913,263.20 and 677,842.20

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Solution

The fourth proportional to 1,276,594.20, 1,913,263.20 and 677,842.20 is: 1,015,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,594.20 : 1,913,263.20 = 677,842.20 : x
  2. Step 2: Convert to fraction form
    1,276,594.20/1,913,263.20 = 677,842.20/x
  3. Step 3: Cross multiply
    1,276,594.20x = 1,913,263.20 × 677,842.20
  4. Step 4: Simplify right side
    1,276,594.20x = 1,296,890,536,667.04
  5. Step 5: Solve for x
    x = 1,296,890,536,667.04/1,276,594.20
  6. Step 6: Final answer
    x = 1,015,898.82

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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.