Home / 1,164,889.76-1,607,656.41-681,424.25

Finding the Fourth Proportional to 1,164,889.76, 1,607,656.41 and 681,424.25

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Solution

The fourth proportional to 1,164,889.76, 1,607,656.41 and 681,424.25 is: 940,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,889.76 : 1,607,656.41 = 681,424.25 : x
  2. Step 2: Convert to fraction form
    1,164,889.76/1,607,656.41 = 681,424.25/x
  3. Step 3: Cross multiply
    1,164,889.76x = 1,607,656.41 × 681,424.25
  4. Step 4: Simplify right side
    1,164,889.76x = 1,095,496,055,403.66
  5. Step 5: Solve for x
    x = 1,095,496,055,403.66/1,164,889.76
  6. Step 6: Final answer
    x = 940,428.96

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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.