Home / 1,401,093.08-2,101,641.66-390,217.94

Finding the Fourth Proportional to 1,401,093.08, 2,101,641.66 and 390,217.94

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Solution

The fourth proportional to 1,401,093.08, 2,101,641.66 and 390,217.94 is: 585,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,093.08 : 2,101,641.66 = 390,217.94 : x
  2. Step 2: Convert to fraction form
    1,401,093.08/2,101,641.66 = 390,217.94/x
  3. Step 3: Cross multiply
    1,401,093.08x = 2,101,641.66 × 390,217.94
  4. Step 4: Simplify right side
    1,401,093.08x = 820,098,268,675.17
  5. Step 5: Solve for x
    x = 820,098,268,675.17/1,401,093.08
  6. Step 6: Final answer
    x = 585,327.47

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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.