Home / 2,649,117.90-3,973,968.45-966,585.90

Finding the Fourth Proportional to 2,649,117.90, 3,973,968.45 and 966,585.90

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Solution

The fourth proportional to 2,649,117.90, 3,973,968.45 and 966,585.90 is: 1,449,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,117.90 : 3,973,968.45 = 966,585.90 : x
  2. Step 2: Convert to fraction form
    2,649,117.90/3,973,968.45 = 966,585.90/x
  3. Step 3: Cross multiply
    2,649,117.90x = 3,973,968.45 × 966,585.90
  4. Step 4: Simplify right side
    2,649,117.90x = 3,841,181,870,814.86
  5. Step 5: Solve for x
    x = 3,841,181,870,814.86/2,649,117.90
  6. Step 6: Final answer
    x = 1,449,985.25

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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.