Home / 1,512,107.40-2,269,110.42-613,552.80

Finding the Fourth Proportional to 1,512,107.40, 2,269,110.42 and 613,552.80

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Solution

The fourth proportional to 1,512,107.40, 2,269,110.42 and 613,552.80 is: 920,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,107.40 : 2,269,110.42 = 613,552.80 : x
  2. Step 2: Convert to fraction form
    1,512,107.40/2,269,110.42 = 613,552.80/x
  3. Step 3: Cross multiply
    1,512,107.40x = 2,269,110.42 × 613,552.80
  4. Step 4: Simplify right side
    1,512,107.40x = 1,392,219,051,700.18
  5. Step 5: Solve for x
    x = 1,392,219,051,700.18/1,512,107.40
  6. Step 6: Final answer
    x = 920,714.40

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Double scale
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1.5x scale

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.