Home / 1,345,894.48-2,019,223.08-547,748.83

Finding the Fourth Proportional to 1,345,894.48, 2,019,223.08 and 547,748.83

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Solution

The fourth proportional to 1,345,894.48, 2,019,223.08 and 547,748.83 is: 821,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,894.48 : 2,019,223.08 = 547,748.83 : x
  2. Step 2: Convert to fraction form
    1,345,894.48/2,019,223.08 = 547,748.83/x
  3. Step 3: Cross multiply
    1,345,894.48x = 2,019,223.08 × 547,748.83
  4. Step 4: Simplify right side
    1,345,894.48x = 1,106,027,082,103.03
  5. Step 5: Solve for x
    x = 1,106,027,082,103.03/1,345,894.48
  6. Step 6: Final answer
    x = 821,778.45

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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.