Home / 1,481,881.52-2,044,983.66-802,816.40

Finding the Fourth Proportional to 1,481,881.52, 2,044,983.66 and 802,816.40

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Solution

The fourth proportional to 1,481,881.52, 2,044,983.66 and 802,816.40 is: 1,107,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,881.52 : 2,044,983.66 = 802,816.40 : x
  2. Step 2: Convert to fraction form
    1,481,881.52/2,044,983.66 = 802,816.40/x
  3. Step 3: Cross multiply
    1,481,881.52x = 2,044,983.66 × 802,816.40
  4. Step 4: Simplify right side
    1,481,881.52x = 1,641,746,419,980.02
  5. Step 5: Solve for x
    x = 1,641,746,419,980.02/1,481,881.52
  6. Step 6: Final answer
    x = 1,107,879.68

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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.