Home / 1,097,463.40-1,646,195.10-647,722.60

Finding the Fourth Proportional to 1,097,463.40, 1,646,195.10 and 647,722.60

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Solution

The fourth proportional to 1,097,463.40, 1,646,195.10 and 647,722.60 is: 971,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,463.40 : 1,646,195.10 = 647,722.60 : x
  2. Step 2: Convert to fraction form
    1,097,463.40/1,646,195.10 = 647,722.60/x
  3. Step 3: Cross multiply
    1,097,463.40x = 1,646,195.10 × 647,722.60
  4. Step 4: Simplify right side
    1,097,463.40x = 1,066,277,770,279.26
  5. Step 5: Solve for x
    x = 1,066,277,770,279.26/1,097,463.40
  6. Step 6: Final answer
    x = 971,583.90

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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.