Home / 1,140,414.14-1,573,820.91-631,116.68

Finding the Fourth Proportional to 1,140,414.14, 1,573,820.91 and 631,116.68

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Solution

The fourth proportional to 1,140,414.14, 1,573,820.91 and 631,116.68 is: 870,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,414.14 : 1,573,820.91 = 631,116.68 : x
  2. Step 2: Convert to fraction form
    1,140,414.14/1,573,820.91 = 631,116.68/x
  3. Step 3: Cross multiply
    1,140,414.14x = 1,573,820.91 × 631,116.68
  4. Step 4: Simplify right side
    1,140,414.14x = 993,264,627,633.78
  5. Step 5: Solve for x
    x = 993,264,627,633.78/1,140,414.14
  6. Step 6: Final answer
    x = 870,968.36

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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.