Home / 1,671,244.80-2,507,281.92-783,744

Finding the Fourth Proportional to 1,671,244.80, 2,507,281.92 and 783,744

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Solution

The fourth proportional to 1,671,244.80, 2,507,281.92 and 783,744 is: 1,175,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,244.80 : 2,507,281.92 = 783,744 : x
  2. Step 2: Convert to fraction form
    1,671,244.80/2,507,281.92 = 783,744/x
  3. Step 3: Cross multiply
    1,671,244.80x = 2,507,281.92 × 783,744
  4. Step 4: Simplify right side
    1,671,244.80x = 1,965,067,161,108.48
  5. Step 5: Solve for x
    x = 1,965,067,161,108.48/1,671,244.80
  6. Step 6: Final answer
    x = 1,175,810.49

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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.