Home / 1,217,491.90-1,826,237.85-552,643.90

Finding the Fourth Proportional to 1,217,491.90, 1,826,237.85 and 552,643.90

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Solution

The fourth proportional to 1,217,491.90, 1,826,237.85 and 552,643.90 is: 828,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,491.90 : 1,826,237.85 = 552,643.90 : x
  2. Step 2: Convert to fraction form
    1,217,491.90/1,826,237.85 = 552,643.90/x
  3. Step 3: Cross multiply
    1,217,491.90x = 1,826,237.85 × 552,643.90
  4. Step 4: Simplify right side
    1,217,491.90x = 1,009,259,207,751.62
  5. Step 5: Solve for x
    x = 1,009,259,207,751.62/1,217,491.90
  6. Step 6: Final answer
    x = 828,965.85

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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.