Home / 1,604,649.17-2,214,659.75-1,024,122.78

Finding the Fourth Proportional to 1,604,649.17, 2,214,659.75 and 1,024,122.78

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Solution

The fourth proportional to 1,604,649.17, 2,214,659.75 and 1,024,122.78 is: 1,413,445.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,649.17 : 2,214,659.75 = 1,024,122.78 : x
  2. Step 2: Convert to fraction form
    1,604,649.17/2,214,659.75 = 1,024,122.78/x
  3. Step 3: Cross multiply
    1,604,649.17x = 2,214,659.75 × 1,024,122.78
  4. Step 4: Simplify right side
    1,604,649.17x = 2,268,083,494,803.49
  5. Step 5: Solve for x
    x = 2,268,083,494,803.49/1,604,649.17
  6. Step 6: Final answer
    x = 1,413,445.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.