Home / 1,933,867.86-2,668,820.70-1,074,428.15

Finding the Fourth Proportional to 1,933,867.86, 2,668,820.70 and 1,074,428.15

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Solution

The fourth proportional to 1,933,867.86, 2,668,820.70 and 1,074,428.15 is: 1,482,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,867.86 : 2,668,820.70 = 1,074,428.15 : x
  2. Step 2: Convert to fraction form
    1,933,867.86/2,668,820.70 = 1,074,428.15/x
  3. Step 3: Cross multiply
    1,933,867.86x = 2,668,820.70 × 1,074,428.15
  4. Step 4: Simplify right side
    1,933,867.86x = 2,867,456,074,038.60
  5. Step 5: Solve for x
    x = 2,867,456,074,038.60/1,933,867.86
  6. Step 6: Final answer
    x = 1,482,756.98

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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.