Home / 2,448,412.60-3,672,618.90-1,999,640.20

Finding the Fourth Proportional to 2,448,412.60, 3,672,618.90 and 1,999,640.20

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Solution

The fourth proportional to 2,448,412.60, 3,672,618.90 and 1,999,640.20 is: 2,999,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,412.60 : 3,672,618.90 = 1,999,640.20 : x
  2. Step 2: Convert to fraction form
    2,448,412.60/3,672,618.90 = 1,999,640.20/x
  3. Step 3: Cross multiply
    2,448,412.60x = 3,672,618.90 × 1,999,640.20
  4. Step 4: Simplify right side
    2,448,412.60x = 7,343,916,391,719.78
  5. Step 5: Solve for x
    x = 7,343,916,391,719.78/2,448,412.60
  6. Step 6: Final answer
    x = 2,999,460.30

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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.