Home / 1,226,821.68-1,693,029.60-675,602.16

Finding the Fourth Proportional to 1,226,821.68, 1,693,029.60 and 675,602.16

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Solution

The fourth proportional to 1,226,821.68, 1,693,029.60 and 675,602.16 is: 932,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,821.68 : 1,693,029.60 = 675,602.16 : x
  2. Step 2: Convert to fraction form
    1,226,821.68/1,693,029.60 = 675,602.16/x
  3. Step 3: Cross multiply
    1,226,821.68x = 1,693,029.60 × 675,602.16
  4. Step 4: Simplify right side
    1,226,821.68x = 1,143,814,454,703.94
  5. Step 5: Solve for x
    x = 1,143,814,454,703.94/1,226,821.68
  6. Step 6: Final answer
    x = 932,339.62

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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.