Home / 1,559,349.33-2,151,920.03-914,780.49

Finding the Fourth Proportional to 1,559,349.33, 2,151,920.03 and 914,780.49

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Solution

The fourth proportional to 1,559,349.33, 2,151,920.03 and 914,780.49 is: 1,262,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,349.33 : 2,151,920.03 = 914,780.49 : x
  2. Step 2: Convert to fraction form
    1,559,349.33/2,151,920.03 = 914,780.49/x
  3. Step 3: Cross multiply
    1,559,349.33x = 2,151,920.03 × 914,780.49
  4. Step 4: Simplify right side
    1,559,349.33x = 1,968,534,454,910.31
  5. Step 5: Solve for x
    x = 1,968,534,454,910.31/1,559,349.33
  6. Step 6: Final answer
    x = 1,262,407.61

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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.