Home / 1,298,036.00-1,947,751.11-540,400.43

Finding the Fourth Proportional to 1,298,036.00, 1,947,751.11 and 540,400.43

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Solution

The fourth proportional to 1,298,036.00, 1,947,751.11 and 540,400.43 is: 810,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,036.00 : 1,947,751.11 = 540,400.43 : x
  2. Step 2: Convert to fraction form
    1,298,036.00/1,947,751.11 = 540,400.43/x
  3. Step 3: Cross multiply
    1,298,036.00x = 1,947,751.11 × 540,400.43
  4. Step 4: Simplify right side
    1,298,036.00x = 1,052,565,527,638.22
  5. Step 5: Solve for x
    x = 1,052,565,527,638.22/1,298,036.00
  6. Step 6: Final answer
    x = 810,890.86

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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.