Home / 1,116,140.83-1,540,326.99-632,715.37

Finding the Fourth Proportional to 1,116,140.83, 1,540,326.99 and 632,715.37

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Solution

The fourth proportional to 1,116,140.83, 1,540,326.99 and 632,715.37 is: 873,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,140.83 : 1,540,326.99 = 632,715.37 : x
  2. Step 2: Convert to fraction form
    1,116,140.83/1,540,326.99 = 632,715.37/x
  3. Step 3: Cross multiply
    1,116,140.83x = 1,540,326.99 × 632,715.37
  4. Step 4: Simplify right side
    1,116,140.83x = 974,588,561,398.84
  5. Step 5: Solve for x
    x = 974,588,561,398.84/1,116,140.83
  6. Step 6: Final answer
    x = 873,177.05

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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.