Home / 1,019,718.36-1,529,677.40-371,470.70

Finding the Fourth Proportional to 1,019,718.36, 1,529,677.40 and 371,470.70

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Solution

The fourth proportional to 1,019,718.36, 1,529,677.40 and 371,470.70 is: 557,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,718.36 : 1,529,677.40 = 371,470.70 : x
  2. Step 2: Convert to fraction form
    1,019,718.36/1,529,677.40 = 371,470.70/x
  3. Step 3: Cross multiply
    1,019,718.36x = 1,529,677.40 × 371,470.70
  4. Step 4: Simplify right side
    1,019,718.36x = 568,230,336,519.02
  5. Step 5: Solve for x
    x = 568,230,336,519.02/1,019,718.36
  6. Step 6: Final answer
    x = 557,242.43

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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.