Home / 1,402,781.09-1,935,838.24-758,199.29

Finding the Fourth Proportional to 1,402,781.09, 1,935,838.24 and 758,199.29

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Solution

The fourth proportional to 1,402,781.09, 1,935,838.24 and 758,199.29 is: 1,046,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,781.09 : 1,935,838.24 = 758,199.29 : x
  2. Step 2: Convert to fraction form
    1,402,781.09/1,935,838.24 = 758,199.29/x
  3. Step 3: Cross multiply
    1,402,781.09x = 1,935,838.24 × 758,199.29
  4. Step 4: Simplify right side
    1,402,781.09x = 1,467,751,167,548.16
  5. Step 5: Solve for x
    x = 1,467,751,167,548.16/1,402,781.09
  6. Step 6: Final answer
    x = 1,046,315.20

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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.