Home / 1,912,272.57-2,867,740.47-564,077.30

Finding the Fourth Proportional to 1,912,272.57, 2,867,740.47 and 564,077.30

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Solution

The fourth proportional to 1,912,272.57, 2,867,740.47 and 564,077.30 is: 845,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,272.57 : 2,867,740.47 = 564,077.30 : x
  2. Step 2: Convert to fraction form
    1,912,272.57/2,867,740.47 = 564,077.30/x
  3. Step 3: Cross multiply
    1,912,272.57x = 2,867,740.47 × 564,077.30
  4. Step 4: Simplify right side
    1,912,272.57x = 1,617,627,287,079.63
  5. Step 5: Solve for x
    x = 1,617,627,287,079.63/1,912,272.57
  6. Step 6: Final answer
    x = 845,918.78

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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.