Home / 2,781,681.20-4,170,529.20-1,074,363.20

Finding the Fourth Proportional to 2,781,681.20, 4,170,529.20 and 1,074,363.20

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Solution

The fourth proportional to 2,781,681.20, 4,170,529.20 and 1,074,363.20 is: 1,610,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,681.20 : 4,170,529.20 = 1,074,363.20 : x
  2. Step 2: Convert to fraction form
    2,781,681.20/4,170,529.20 = 1,074,363.20/x
  3. Step 3: Cross multiply
    2,781,681.20x = 4,170,529.20 × 1,074,363.20
  4. Step 4: Simplify right side
    2,781,681.20x = 4,480,663,097,005.44
  5. Step 5: Solve for x
    x = 4,480,663,097,005.44/2,781,681.20
  6. Step 6: Final answer
    x = 1,610,775.20

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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.