Home / 1,117,614.31-1,542,264.93-634,150.63

Finding the Fourth Proportional to 1,117,614.31, 1,542,264.93 and 634,150.63

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Solution

The fourth proportional to 1,117,614.31, 1,542,264.93 and 634,150.63 is: 875,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,614.31 : 1,542,264.93 = 634,150.63 : x
  2. Step 2: Convert to fraction form
    1,117,614.31/1,542,264.93 = 634,150.63/x
  3. Step 3: Cross multiply
    1,117,614.31x = 1,542,264.93 × 634,150.63
  4. Step 4: Simplify right side
    1,117,614.31x = 978,028,276,986.41
  5. Step 5: Solve for x
    x = 978,028,276,986.41/1,117,614.31
  6. Step 6: Final answer
    x = 875,103.57

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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.