Home / 1,456,241.90-2,009,531.87-802,846.25

Finding the Fourth Proportional to 1,456,241.90, 2,009,531.87 and 802,846.25

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Solution

The fourth proportional to 1,456,241.90, 2,009,531.87 and 802,846.25 is: 1,107,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,241.90 : 2,009,531.87 = 802,846.25 : x
  2. Step 2: Convert to fraction form
    1,456,241.90/2,009,531.87 = 802,846.25/x
  3. Step 3: Cross multiply
    1,456,241.90x = 2,009,531.87 × 802,846.25
  4. Step 4: Simplify right side
    1,456,241.90x = 1,613,345,122,569.52
  5. Step 5: Solve for x
    x = 1,613,345,122,569.52/1,456,241.90
  6. Step 6: Final answer
    x = 1,107,882.65

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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.