Home / 1,424,717.36-1,966,110.38-771,343.25

Finding the Fourth Proportional to 1,424,717.36, 1,966,110.38 and 771,343.25

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Solution

The fourth proportional to 1,424,717.36, 1,966,110.38 and 771,343.25 is: 1,064,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,717.36 : 1,966,110.38 = 771,343.25 : x
  2. Step 2: Convert to fraction form
    1,424,717.36/1,966,110.38 = 771,343.25/x
  3. Step 3: Cross multiply
    1,424,717.36x = 1,966,110.38 × 771,343.25
  4. Step 4: Simplify right side
    1,424,717.36x = 1,516,545,970,632.58
  5. Step 5: Solve for x
    x = 1,516,545,970,632.58/1,424,717.36
  6. Step 6: Final answer
    x = 1,064,453.92

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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.