Home / 1,501,354.44-2,071,874.76-813,026.61

Finding the Fourth Proportional to 1,501,354.44, 2,071,874.76 and 813,026.61

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Solution

The fourth proportional to 1,501,354.44, 2,071,874.76 and 813,026.61 is: 1,121,979.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,354.44 : 2,071,874.76 = 813,026.61 : x
  2. Step 2: Convert to fraction form
    1,501,354.44/2,071,874.76 = 813,026.61/x
  3. Step 3: Cross multiply
    1,501,354.44x = 2,071,874.76 × 813,026.61
  4. Step 4: Simplify right side
    1,501,354.44x = 1,684,489,312,467.36
  5. Step 5: Solve for x
    x = 1,684,489,312,467.36/1,501,354.44
  6. Step 6: Final answer
    x = 1,121,979.77

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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.