Home / 1,106,273.28-1,526,905.44-724,077.48

Finding the Fourth Proportional to 1,106,273.28, 1,526,905.44 and 724,077.48

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Solution

The fourth proportional to 1,106,273.28, 1,526,905.44 and 724,077.48 is: 999,389.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,273.28 : 1,526,905.44 = 724,077.48 : x
  2. Step 2: Convert to fraction form
    1,106,273.28/1,526,905.44 = 724,077.48/x
  3. Step 3: Cross multiply
    1,106,273.28x = 1,526,905.44 × 724,077.48
  4. Step 4: Simplify right side
    1,106,273.28x = 1,105,597,843,193.49
  5. Step 5: Solve for x
    x = 1,105,597,843,193.49/1,106,273.28
  6. Step 6: Final answer
    x = 999,389.45

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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.