Home / 3,565,600.78-4,920,492.87-1,933,973.11

Finding the Fourth Proportional to 3,565,600.78, 4,920,492.87 and 1,933,973.11

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Solution

The fourth proportional to 3,565,600.78, 4,920,492.87 and 1,933,973.11 is: 2,668,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,600.78 : 4,920,492.87 = 1,933,973.11 : x
  2. Step 2: Convert to fraction form
    3,565,600.78/4,920,492.87 = 1,933,973.11/x
  3. Step 3: Cross multiply
    3,565,600.78x = 4,920,492.87 × 1,933,973.11
  4. Step 4: Simplify right side
    3,565,600.78x = 9,516,100,898,526.73
  5. Step 5: Solve for x
    x = 9,516,100,898,526.73/3,565,600.78
  6. Step 6: Final answer
    x = 2,668,863.25

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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.