Home / 1,264,112.43-1,896,348.57-410,909.79

Finding the Fourth Proportional to 1,264,112.43, 1,896,348.57 and 410,909.79

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Solution

The fourth proportional to 1,264,112.43, 1,896,348.57 and 410,909.79 is: 616,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,112.43 : 1,896,348.57 = 410,909.79 : x
  2. Step 2: Convert to fraction form
    1,264,112.43/1,896,348.57 = 410,909.79/x
  3. Step 3: Cross multiply
    1,264,112.43x = 1,896,348.57 × 410,909.79
  4. Step 4: Simplify right side
    1,264,112.43x = 779,228,192,665.50
  5. Step 5: Solve for x
    x = 779,228,192,665.50/1,264,112.43
  6. Step 6: Final answer
    x = 616,423.17

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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.