Home / 1,422,341.24-1,962,669.68-841,582.20

Finding the Fourth Proportional to 1,422,341.24, 1,962,669.68 and 841,582.20

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Solution

The fourth proportional to 1,422,341.24, 1,962,669.68 and 841,582.20 is: 1,161,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,341.24 : 1,962,669.68 = 841,582.20 : x
  2. Step 2: Convert to fraction form
    1,422,341.24/1,962,669.68 = 841,582.20/x
  3. Step 3: Cross multiply
    1,422,341.24x = 1,962,669.68 × 841,582.20
  4. Step 4: Simplify right side
    1,422,341.24x = 1,651,747,867,167.70
  5. Step 5: Solve for x
    x = 1,651,747,867,167.70/1,422,341.24
  6. Step 6: Final answer
    x = 1,161,288.04

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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.