Home / 1,520,184.26-2,275,730.30-919,326.98

Finding the Fourth Proportional to 1,520,184.26, 2,275,730.30 and 919,326.98

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Solution

The fourth proportional to 1,520,184.26, 2,275,730.30 and 919,326.98 is: 1,376,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,184.26 : 2,275,730.30 = 919,326.98 : x
  2. Step 2: Convert to fraction form
    1,520,184.26/2,275,730.30 = 919,326.98/x
  3. Step 3: Cross multiply
    1,520,184.26x = 2,275,730.30 × 919,326.98
  4. Step 4: Simplify right side
    1,520,184.26x = 2,092,140,263,993.49
  5. Step 5: Solve for x
    x = 2,092,140,263,993.49/1,520,184.26
  6. Step 6: Final answer
    x = 1,376,241.24

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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.