Home / 1,214,117.30-1,822,277.55-615,494.90

Finding the Fourth Proportional to 1,214,117.30, 1,822,277.55 and 615,494.90

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Solution

The fourth proportional to 1,214,117.30, 1,822,277.55 and 615,494.90 is: 923,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,117.30 : 1,822,277.55 = 615,494.90 : x
  2. Step 2: Convert to fraction form
    1,214,117.30/1,822,277.55 = 615,494.90/x
  3. Step 3: Cross multiply
    1,214,117.30x = 1,822,277.55 × 615,494.90
  4. Step 4: Simplify right side
    1,214,117.30x = 1,121,602,538,409.50
  5. Step 5: Solve for x
    x = 1,121,602,538,409.50/1,214,117.30
  6. Step 6: Final answer
    x = 923,800.80

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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.