Home / 1,459,469.19-2,014,192.03-815,013.95

Finding the Fourth Proportional to 1,459,469.19, 2,014,192.03 and 815,013.95

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Solution

The fourth proportional to 1,459,469.19, 2,014,192.03 and 815,013.95 is: 1,124,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,469.19 : 2,014,192.03 = 815,013.95 : x
  2. Step 2: Convert to fraction form
    1,459,469.19/2,014,192.03 = 815,013.95/x
  3. Step 3: Cross multiply
    1,459,469.19x = 2,014,192.03 × 815,013.95
  4. Step 4: Simplify right side
    1,459,469.19x = 1,641,594,590,320.32
  5. Step 5: Solve for x
    x = 1,641,594,590,320.32/1,459,469.19
  6. Step 6: Final answer
    x = 1,124,788.79

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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.