Home / 1,527,028.78-2,290,164.66-516,128.26

Finding the Fourth Proportional to 1,527,028.78, 2,290,164.66 and 516,128.26

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Solution

The fourth proportional to 1,527,028.78, 2,290,164.66 and 516,128.26 is: 774,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,028.78 : 2,290,164.66 = 516,128.26 : x
  2. Step 2: Convert to fraction form
    1,527,028.78/2,290,164.66 = 516,128.26/x
  3. Step 3: Cross multiply
    1,527,028.78x = 2,290,164.66 × 516,128.26
  4. Step 4: Simplify right side
    1,527,028.78x = 1,182,018,701,079.29
  5. Step 5: Solve for x
    x = 1,182,018,701,079.29/1,527,028.78
  6. Step 6: Final answer
    x = 774,064.46

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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.