Home / 1,127,806.34-1,556,032.61-691,775.57

Finding the Fourth Proportional to 1,127,806.34, 1,556,032.61 and 691,775.57

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Solution

The fourth proportional to 1,127,806.34, 1,556,032.61 and 691,775.57 is: 954,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,806.34 : 1,556,032.61 = 691,775.57 : x
  2. Step 2: Convert to fraction form
    1,127,806.34/1,556,032.61 = 691,775.57/x
  3. Step 3: Cross multiply
    1,127,806.34x = 1,556,032.61 × 691,775.57
  4. Step 4: Simplify right side
    1,127,806.34x = 1,076,425,351,340.86
  5. Step 5: Solve for x
    x = 1,076,425,351,340.86/1,127,806.34
  6. Step 6: Final answer
    x = 954,441.66

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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.