Home / 1,825,427.20-2,738,140.80-814,547.20

Finding the Fourth Proportional to 1,825,427.20, 2,738,140.80 and 814,547.20

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Solution

The fourth proportional to 1,825,427.20, 2,738,140.80 and 814,547.20 is: 1,221,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,427.20 : 2,738,140.80 = 814,547.20 : x
  2. Step 2: Convert to fraction form
    1,825,427.20/2,738,140.80 = 814,547.20/x
  3. Step 3: Cross multiply
    1,825,427.20x = 2,738,140.80 × 814,547.20
  4. Step 4: Simplify right side
    1,825,427.20x = 2,230,344,921,845.76
  5. Step 5: Solve for x
    x = 2,230,344,921,845.76/1,825,427.20
  6. Step 6: Final answer
    x = 1,221,820.80

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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.