Home / 1,512,196-2,268,714.38-659,342.20

Finding the Fourth Proportional to 1,512,196, 2,268,714.38 and 659,342.20

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Solution

The fourth proportional to 1,512,196, 2,268,714.38 and 659,342.20 is: 989,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,196 : 2,268,714.38 = 659,342.20 : x
  2. Step 2: Convert to fraction form
    1,512,196/2,268,714.38 = 659,342.20/x
  3. Step 3: Cross multiply
    1,512,196x = 2,268,714.38 × 659,342.20
  4. Step 4: Simplify right side
    1,512,196x = 1,495,859,130,480.84
  5. Step 5: Solve for x
    x = 1,495,859,130,480.84/1,512,196
  6. Step 6: Final answer
    x = 989,196.59

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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.