Home / 1,197,641.40-1,794,902.10-486,839.16

Finding the Fourth Proportional to 1,197,641.40, 1,794,902.10 and 486,839.16

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Solution

The fourth proportional to 1,197,641.40, 1,794,902.10 and 486,839.16 is: 729,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,641.40 : 1,794,902.10 = 486,839.16 : x
  2. Step 2: Convert to fraction form
    1,197,641.40/1,794,902.10 = 486,839.16/x
  3. Step 3: Cross multiply
    1,197,641.40x = 1,794,902.10 × 486,839.16
  4. Step 4: Simplify right side
    1,197,641.40x = 873,828,630,646.24
  5. Step 5: Solve for x
    x = 873,828,630,646.24/1,197,641.40
  6. Step 6: Final answer
    x = 729,624.60

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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.