Home / 1,589,689.69-2,193,724.78-901,424.38

Finding the Fourth Proportional to 1,589,689.69, 2,193,724.78 and 901,424.38

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Solution

The fourth proportional to 1,589,689.69, 2,193,724.78 and 901,424.38 is: 1,243,939.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,689.69 : 2,193,724.78 = 901,424.38 : x
  2. Step 2: Convert to fraction form
    1,589,689.69/2,193,724.78 = 901,424.38/x
  3. Step 3: Cross multiply
    1,589,689.69x = 2,193,724.78 × 901,424.38
  4. Step 4: Simplify right side
    1,589,689.69x = 1,977,476,999,702.14
  5. Step 5: Solve for x
    x = 1,977,476,999,702.14/1,589,689.69
  6. Step 6: Final answer
    x = 1,243,939.00

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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.