Home / 1,096,143.36-1,644,215.03-386,005.02

Finding the Fourth Proportional to 1,096,143.36, 1,644,215.03 and 386,005.02

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Solution

The fourth proportional to 1,096,143.36, 1,644,215.03 and 386,005.02 is: 579,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,143.36 : 1,644,215.03 = 386,005.02 : x
  2. Step 2: Convert to fraction form
    1,096,143.36/1,644,215.03 = 386,005.02/x
  3. Step 3: Cross multiply
    1,096,143.36x = 1,644,215.03 × 386,005.02
  4. Step 4: Simplify right side
    1,096,143.36x = 634,675,255,539.45
  5. Step 5: Solve for x
    x = 634,675,255,539.45/1,096,143.36
  6. Step 6: Final answer
    x = 579,007.53

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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.