Home / 1,227,861.07-1,843,048.38-1,013,947.40

Finding the Fourth Proportional to 1,227,861.07, 1,843,048.38 and 1,013,947.40

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Solution

The fourth proportional to 1,227,861.07, 1,843,048.38 and 1,013,947.40 is: 1,521,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,861.07 : 1,843,048.38 = 1,013,947.40 : x
  2. Step 2: Convert to fraction form
    1,227,861.07/1,843,048.38 = 1,013,947.40/x
  3. Step 3: Cross multiply
    1,227,861.07x = 1,843,048.38 × 1,013,947.40
  4. Step 4: Simplify right side
    1,227,861.07x = 1,868,754,112,975.21
  5. Step 5: Solve for x
    x = 1,868,754,112,975.21/1,227,861.07
  6. Step 6: Final answer
    x = 1,521,958.92

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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.