Home / 1,752,317.84-2,418,144.36-988,360.40

Finding the Fourth Proportional to 1,752,317.84, 2,418,144.36 and 988,360.40

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Solution

The fourth proportional to 1,752,317.84, 2,418,144.36 and 988,360.40 is: 1,363,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,317.84 : 2,418,144.36 = 988,360.40 : x
  2. Step 2: Convert to fraction form
    1,752,317.84/2,418,144.36 = 988,360.40/x
  3. Step 3: Cross multiply
    1,752,317.84x = 2,418,144.36 × 988,360.40
  4. Step 4: Simplify right side
    1,752,317.84x = 2,389,998,126,907.34
  5. Step 5: Solve for x
    x = 2,389,998,126,907.34/1,752,317.84
  6. Step 6: Final answer
    x = 1,363,906.75

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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.