Home / 1,876,012.44-2,817,784.41-1,119,330.55

Finding the Fourth Proportional to 1,876,012.44, 2,817,784.41 and 1,119,330.55

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Solution

The fourth proportional to 1,876,012.44, 2,817,784.41 and 1,119,330.55 is: 1,681,242.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,012.44 : 2,817,784.41 = 1,119,330.55 : x
  2. Step 2: Convert to fraction form
    1,876,012.44/2,817,784.41 = 1,119,330.55/x
  3. Step 3: Cross multiply
    1,876,012.44x = 2,817,784.41 × 1,119,330.55
  4. Step 4: Simplify right side
    1,876,012.44x = 3,154,032,173,426.73
  5. Step 5: Solve for x
    x = 3,154,032,173,426.73/1,876,012.44
  6. Step 6: Final answer
    x = 1,681,242.68

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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.