Home / 1,328,152.52-1,832,842.01-755,192.74

Finding the Fourth Proportional to 1,328,152.52, 1,832,842.01 and 755,192.74

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Solution

The fourth proportional to 1,328,152.52, 1,832,842.01 and 755,192.74 is: 1,042,161.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,152.52 : 1,832,842.01 = 755,192.74 : x
  2. Step 2: Convert to fraction form
    1,328,152.52/1,832,842.01 = 755,192.74/x
  3. Step 3: Cross multiply
    1,328,152.52x = 1,832,842.01 × 755,192.74
  4. Step 4: Simplify right side
    1,328,152.52x = 1,384,148,985,416.33
  5. Step 5: Solve for x
    x = 1,384,148,985,416.33/1,328,152.52
  6. Step 6: Final answer
    x = 1,042,161.17

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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.