Home / 1,401,670.49-2,099,452.03-921,356.08

Finding the Fourth Proportional to 1,401,670.49, 2,099,452.03 and 921,356.08

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Solution

The fourth proportional to 1,401,670.49, 2,099,452.03 and 921,356.08 is: 1,380,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,670.49 : 2,099,452.03 = 921,356.08 : x
  2. Step 2: Convert to fraction form
    1,401,670.49/2,099,452.03 = 921,356.08/x
  3. Step 3: Cross multiply
    1,401,670.49x = 2,099,452.03 × 921,356.08
  4. Step 4: Simplify right side
    1,401,670.49x = 1,934,342,884,956.82
  5. Step 5: Solve for x
    x = 1,934,342,884,956.82/1,401,670.49
  6. Step 6: Final answer
    x = 1,380,026.84

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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.