Home / 1,681,569.26-2,320,614.60-917,672.03

Finding the Fourth Proportional to 1,681,569.26, 2,320,614.60 and 917,672.03

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Solution

The fourth proportional to 1,681,569.26, 2,320,614.60 and 917,672.03 is: 1,266,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,569.26 : 2,320,614.60 = 917,672.03 : x
  2. Step 2: Convert to fraction form
    1,681,569.26/2,320,614.60 = 917,672.03/x
  3. Step 3: Cross multiply
    1,681,569.26x = 2,320,614.60 × 917,672.03
  4. Step 4: Simplify right side
    1,681,569.26x = 2,129,563,110,829.64
  5. Step 5: Solve for x
    x = 2,129,563,110,829.64/1,681,569.26
  6. Step 6: Final answer
    x = 1,266,414.15

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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.