Home / 1,107,463.80-1,661,973.30-476,830.20

Finding the Fourth Proportional to 1,107,463.80, 1,661,973.30 and 476,830.20

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Solution

The fourth proportional to 1,107,463.80, 1,661,973.30 and 476,830.20 is: 715,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,463.80 : 1,661,973.30 = 476,830.20 : x
  2. Step 2: Convert to fraction form
    1,107,463.80/1,661,973.30 = 476,830.20/x
  3. Step 3: Cross multiply
    1,107,463.80x = 1,661,973.30 × 476,830.20
  4. Step 4: Simplify right side
    1,107,463.80x = 792,479,061,033.66
  5. Step 5: Solve for x
    x = 792,479,061,033.66/1,107,463.80
  6. Step 6: Final answer
    x = 715,580.10

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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.