Home / 1,540,432.16-2,309,758.84-475,188.20

Finding the Fourth Proportional to 1,540,432.16, 2,309,758.84 and 475,188.20

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Solution

The fourth proportional to 1,540,432.16, 2,309,758.84 and 475,188.20 is: 712,507.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,432.16 : 2,309,758.84 = 475,188.20 : x
  2. Step 2: Convert to fraction form
    1,540,432.16/2,309,758.84 = 475,188.20/x
  3. Step 3: Cross multiply
    1,540,432.16x = 2,309,758.84 × 475,188.20
  4. Step 4: Simplify right side
    1,540,432.16x = 1,097,570,145,613.69
  5. Step 5: Solve for x
    x = 1,097,570,145,613.69/1,540,432.16
  6. Step 6: Final answer
    x = 712,507.94

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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.