Home / 1,842,616.50-2,541,457.26-1,221,298.08

Finding the Fourth Proportional to 1,842,616.50, 2,541,457.26 and 1,221,298.08

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Solution

The fourth proportional to 1,842,616.50, 2,541,457.26 and 1,221,298.08 is: 1,684,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,616.50 : 2,541,457.26 = 1,221,298.08 : x
  2. Step 2: Convert to fraction form
    1,842,616.50/2,541,457.26 = 1,221,298.08/x
  3. Step 3: Cross multiply
    1,842,616.50x = 2,541,457.26 × 1,221,298.08
  4. Step 4: Simplify right side
    1,842,616.50x = 3,103,876,872,040.06
  5. Step 5: Solve for x
    x = 3,103,876,872,040.06/1,842,616.50
  6. Step 6: Final answer
    x = 1,684,494.24

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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.