Home / 2,649,031.40-3,973,838.70-966,499.40

Finding the Fourth Proportional to 2,649,031.40, 3,973,838.70 and 966,499.40

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Solution

The fourth proportional to 2,649,031.40, 3,973,838.70 and 966,499.40 is: 1,449,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,031.40 : 3,973,838.70 = 966,499.40 : x
  2. Step 2: Convert to fraction form
    2,649,031.40/3,973,838.70 = 966,499.40/x
  3. Step 3: Cross multiply
    2,649,031.40x = 3,973,838.70 × 966,499.40
  4. Step 4: Simplify right side
    2,649,031.40x = 3,840,712,719,246.78
  5. Step 5: Solve for x
    x = 3,840,712,719,246.78/2,649,031.40
  6. Step 6: Final answer
    x = 1,449,855.49

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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.