Home / 1,967,503.52-2,952,112.95-689,028.11

Finding the Fourth Proportional to 1,967,503.52, 2,952,112.95 and 689,028.11

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Solution

The fourth proportional to 1,967,503.52, 2,952,112.95 and 689,028.11 is: 1,033,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,503.52 : 2,952,112.95 = 689,028.11 : x
  2. Step 2: Convert to fraction form
    1,967,503.52/2,952,112.95 = 689,028.11/x
  3. Step 3: Cross multiply
    1,967,503.52x = 2,952,112.95 × 689,028.11
  4. Step 4: Simplify right side
    1,967,503.52x = 2,034,088,806,445.02
  5. Step 5: Solve for x
    x = 2,034,088,806,445.02/1,967,503.52
  6. Step 6: Final answer
    x = 1,033,842.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.