Home / 1,151,451.84-1,588,978.05-635,206.14

Finding the Fourth Proportional to 1,151,451.84, 1,588,978.05 and 635,206.14

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Solution

The fourth proportional to 1,151,451.84, 1,588,978.05 and 635,206.14 is: 876,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,451.84 : 1,588,978.05 = 635,206.14 : x
  2. Step 2: Convert to fraction form
    1,151,451.84/1,588,978.05 = 635,206.14/x
  3. Step 3: Cross multiply
    1,151,451.84x = 1,588,978.05 × 635,206.14
  4. Step 4: Simplify right side
    1,151,451.84x = 1,009,328,613,685.23
  5. Step 5: Solve for x
    x = 1,009,328,613,685.23/1,151,451.84
  6. Step 6: Final answer
    x = 876,570.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.