Home / 1,182,911.60-1,774,367.40-734,139.20

Finding the Fourth Proportional to 1,182,911.60, 1,774,367.40 and 734,139.20

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Solution

The fourth proportional to 1,182,911.60, 1,774,367.40 and 734,139.20 is: 1,101,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,911.60 : 1,774,367.40 = 734,139.20 : x
  2. Step 2: Convert to fraction form
    1,182,911.60/1,774,367.40 = 734,139.20/x
  3. Step 3: Cross multiply
    1,182,911.60x = 1,774,367.40 × 734,139.20
  4. Step 4: Simplify right side
    1,182,911.60x = 1,302,632,663,542.08
  5. Step 5: Solve for x
    x = 1,302,632,663,542.08/1,182,911.60
  6. Step 6: Final answer
    x = 1,101,208.80

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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.