Home / 1,649,771.28-2,276,681.33-924,618.80

Finding the Fourth Proportional to 1,649,771.28, 2,276,681.33 and 924,618.80

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Solution

The fourth proportional to 1,649,771.28, 2,276,681.33 and 924,618.80 is: 1,275,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,771.28 : 2,276,681.33 = 924,618.80 : x
  2. Step 2: Convert to fraction form
    1,649,771.28/2,276,681.33 = 924,618.80/x
  3. Step 3: Cross multiply
    1,649,771.28x = 2,276,681.33 × 924,618.80
  4. Step 4: Simplify right side
    1,649,771.28x = 2,105,062,367,330.25
  5. Step 5: Solve for x
    x = 2,105,062,367,330.25/1,649,771.28
  6. Step 6: Final answer
    x = 1,275,972.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.