Home / 1,021,418.72-1,528,395.60-600,892.64

Finding the Fourth Proportional to 1,021,418.72, 1,528,395.60 and 600,892.64

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Solution

The fourth proportional to 1,021,418.72, 1,528,395.60 and 600,892.64 is: 899,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,418.72 : 1,528,395.60 = 600,892.64 : x
  2. Step 2: Convert to fraction form
    1,021,418.72/1,528,395.60 = 600,892.64/x
  3. Step 3: Cross multiply
    1,021,418.72x = 1,528,395.60 × 600,892.64
  4. Step 4: Simplify right side
    1,021,418.72x = 918,401,667,048.38
  5. Step 5: Solve for x
    x = 918,401,667,048.38/1,021,418.72
  6. Step 6: Final answer
    x = 899,143.17

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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.