Home / 1,486,690.19-2,051,632.46-807,626.69

Finding the Fourth Proportional to 1,486,690.19, 2,051,632.46 and 807,626.69

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Solution

The fourth proportional to 1,486,690.19, 2,051,632.46 and 807,626.69 is: 1,114,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,690.19 : 2,051,632.46 = 807,626.69 : x
  2. Step 2: Convert to fraction form
    1,486,690.19/2,051,632.46 = 807,626.69/x
  3. Step 3: Cross multiply
    1,486,690.19x = 2,051,632.46 × 807,626.69
  4. Step 4: Simplify right side
    1,486,690.19x = 1,656,953,132,766.36
  5. Step 5: Solve for x
    x = 1,656,953,132,766.36/1,486,690.19
  6. Step 6: Final answer
    x = 1,114,524.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.