Home / 2,260,733.78-3,119,041.02-1,400,980.34

Finding the Fourth Proportional to 2,260,733.78, 3,119,041.02 and 1,400,980.34

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Solution

The fourth proportional to 2,260,733.78, 3,119,041.02 and 1,400,980.34 is: 1,932,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,733.78 : 3,119,041.02 = 1,400,980.34 : x
  2. Step 2: Convert to fraction form
    2,260,733.78/3,119,041.02 = 1,400,980.34/x
  3. Step 3: Cross multiply
    2,260,733.78x = 3,119,041.02 × 1,400,980.34
  4. Step 4: Simplify right side
    2,260,733.78x = 4,369,715,148,673.55
  5. Step 5: Solve for x
    x = 4,369,715,148,673.55/2,260,733.78
  6. Step 6: Final answer
    x = 1,932,874.71

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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.