Home / 814,779.71-1,124,374.57-452,194.25

Finding the Fourth Proportional to 814,779.71, 1,124,374.57 and 452,194.25

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Solution

The fourth proportional to 814,779.71, 1,124,374.57 and 452,194.25 is: 624,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,779.71 : 1,124,374.57 = 452,194.25 : x
  2. Step 2: Convert to fraction form
    814,779.71/1,124,374.57 = 452,194.25/x
  3. Step 3: Cross multiply
    814,779.71x = 1,124,374.57 × 452,194.25
  4. Step 4: Simplify right side
    814,779.71x = 508,435,708,647.86
  5. Step 5: Solve for x
    x = 508,435,708,647.86/814,779.71
  6. Step 6: Final answer
    x = 624,016.16

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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.