Home / 1,019,972.70-1,530,104.85-346,085.10

Finding the Fourth Proportional to 1,019,972.70, 1,530,104.85 and 346,085.10

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Solution

The fourth proportional to 1,019,972.70, 1,530,104.85 and 346,085.10 is: 519,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,972.70 : 1,530,104.85 = 346,085.10 : x
  2. Step 2: Convert to fraction form
    1,019,972.70/1,530,104.85 = 346,085.10/x
  3. Step 3: Cross multiply
    1,019,972.70x = 1,530,104.85 × 346,085.10
  4. Step 4: Simplify right side
    1,019,972.70x = 529,546,490,022.74
  5. Step 5: Solve for x
    x = 529,546,490,022.74/1,019,972.70
  6. Step 6: Final answer
    x = 519,177.12

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Double scale
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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.