Home / 1,610,326.45-2,222,255.09-922,008.86

Finding the Fourth Proportional to 1,610,326.45, 2,222,255.09 and 922,008.86

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Solution

The fourth proportional to 1,610,326.45, 2,222,255.09 and 922,008.86 is: 1,272,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,326.45 : 2,222,255.09 = 922,008.86 : x
  2. Step 2: Convert to fraction form
    1,610,326.45/2,222,255.09 = 922,008.86/x
  3. Step 3: Cross multiply
    1,610,326.45x = 2,222,255.09 × 922,008.86
  4. Step 4: Simplify right side
    1,610,326.45x = 2,048,938,866,438.78
  5. Step 5: Solve for x
    x = 2,048,938,866,438.78/1,610,326.45
  6. Step 6: Final answer
    x = 1,272,374.85

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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.