Home / 1,106,843.80-1,661,043.30-476,210.20

Finding the Fourth Proportional to 1,106,843.80, 1,661,043.30 and 476,210.20

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Solution

The fourth proportional to 1,106,843.80, 1,661,043.30 and 476,210.20 is: 714,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,843.80 : 1,661,043.30 = 476,210.20 : x
  2. Step 2: Convert to fraction form
    1,106,843.80/1,661,043.30 = 476,210.20/x
  3. Step 3: Cross multiply
    1,106,843.80x = 1,661,043.30 × 476,210.20
  4. Step 4: Simplify right side
    1,106,843.80x = 791,005,762,101.66
  5. Step 5: Solve for x
    x = 791,005,762,101.66/1,106,843.80
  6. Step 6: Final answer
    x = 714,649.86

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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.