Home / 1,782,371.10-2,673,945.45-520,095.90

Finding the Fourth Proportional to 1,782,371.10, 2,673,945.45 and 520,095.90

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Solution

The fourth proportional to 1,782,371.10, 2,673,945.45 and 520,095.90 is: 780,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,371.10 : 2,673,945.45 = 520,095.90 : x
  2. Step 2: Convert to fraction form
    1,782,371.10/2,673,945.45 = 520,095.90/x
  3. Step 3: Cross multiply
    1,782,371.10x = 2,673,945.45 × 520,095.90
  4. Step 4: Simplify right side
    1,782,371.10x = 1,390,708,065,368.66
  5. Step 5: Solve for x
    x = 1,390,708,065,368.66/1,782,371.10
  6. Step 6: Final answer
    x = 780,257.30

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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.