Home / 1,763,661.69-2,645,209.36-483,970.31

Finding the Fourth Proportional to 1,763,661.69, 2,645,209.36 and 483,970.31

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Solution

The fourth proportional to 1,763,661.69, 2,645,209.36 and 483,970.31 is: 725,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,661.69 : 2,645,209.36 = 483,970.31 : x
  2. Step 2: Convert to fraction form
    1,763,661.69/2,645,209.36 = 483,970.31/x
  3. Step 3: Cross multiply
    1,763,661.69x = 2,645,209.36 × 483,970.31
  4. Step 4: Simplify right side
    1,763,661.69x = 1,280,202,793,974.10
  5. Step 5: Solve for x
    x = 1,280,202,793,974.10/1,763,661.69
  6. Step 6: Final answer
    x = 725,877.76

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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.