Home / 1,634,711.85-2,255,762.39-909,560.97

Finding the Fourth Proportional to 1,634,711.85, 2,255,762.39 and 909,560.97

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Solution

The fourth proportional to 1,634,711.85, 2,255,762.39 and 909,560.97 is: 1,255,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,711.85 : 2,255,762.39 = 909,560.97 : x
  2. Step 2: Convert to fraction form
    1,634,711.85/2,255,762.39 = 909,560.97/x
  3. Step 3: Cross multiply
    1,634,711.85x = 2,255,762.39 × 909,560.97
  4. Step 4: Simplify right side
    1,634,711.85x = 2,051,753,422,990.11
  5. Step 5: Solve for x
    x = 2,051,753,422,990.11/1,634,711.85
  6. Step 6: Final answer
    x = 1,255,116.26

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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.