Home / 1,031,860.71-1,424,099.16-623,965.47

Finding the Fourth Proportional to 1,031,860.71, 1,424,099.16 and 623,965.47

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Solution

The fourth proportional to 1,031,860.71, 1,424,099.16 and 623,965.47 is: 861,151.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,860.71 : 1,424,099.16 = 623,965.47 : x
  2. Step 2: Convert to fraction form
    1,031,860.71/1,424,099.16 = 623,965.47/x
  3. Step 3: Cross multiply
    1,031,860.71x = 1,424,099.16 × 623,965.47
  4. Step 4: Simplify right side
    1,031,860.71x = 888,588,701,696.01
  5. Step 5: Solve for x
    x = 888,588,701,696.01/1,031,860.71
  6. Step 6: Final answer
    x = 861,151.79

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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.