Home / 1,441,970.25-1,989,886.14-797,395.74

Finding the Fourth Proportional to 1,441,970.25, 1,989,886.14 and 797,395.74

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Solution

The fourth proportional to 1,441,970.25, 1,989,886.14 and 797,395.74 is: 1,100,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,970.25 : 1,989,886.14 = 797,395.74 : x
  2. Step 2: Convert to fraction form
    1,441,970.25/1,989,886.14 = 797,395.74/x
  3. Step 3: Cross multiply
    1,441,970.25x = 1,989,886.14 × 797,395.74
  4. Step 4: Simplify right side
    1,441,970.25x = 1,586,726,731,121.04
  5. Step 5: Solve for x
    x = 1,586,726,731,121.04/1,441,970.25
  6. Step 6: Final answer
    x = 1,100,387.98

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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.