Home / 1,308,781.80-1,963,216.38-362,073.24

Finding the Fourth Proportional to 1,308,781.80, 1,963,216.38 and 362,073.24

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Solution

The fourth proportional to 1,308,781.80, 1,963,216.38 and 362,073.24 is: 543,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,781.80 : 1,963,216.38 = 362,073.24 : x
  2. Step 2: Convert to fraction form
    1,308,781.80/1,963,216.38 = 362,073.24/x
  3. Step 3: Cross multiply
    1,308,781.80x = 1,963,216.38 × 362,073.24
  4. Step 4: Simplify right side
    1,308,781.80x = 710,828,115,527.67
  5. Step 5: Solve for x
    x = 710,828,115,527.67/1,308,781.80
  6. Step 6: Final answer
    x = 543,121.94

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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.