Home / 1,818,616.69-2,728,034.38-556,455.25

Finding the Fourth Proportional to 1,818,616.69, 2,728,034.38 and 556,455.25

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Solution

The fourth proportional to 1,818,616.69, 2,728,034.38 and 556,455.25 is: 834,716.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,616.69 : 2,728,034.38 = 556,455.25 : x
  2. Step 2: Convert to fraction form
    1,818,616.69/2,728,034.38 = 556,455.25/x
  3. Step 3: Cross multiply
    1,818,616.69x = 2,728,034.38 × 556,455.25
  4. Step 4: Simplify right side
    1,818,616.69x = 1,518,029,052,931.50
  5. Step 5: Solve for x
    x = 1,518,029,052,931.50/1,818,616.69
  6. Step 6: Final answer
    x = 834,716.33

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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.