Home / 2,858,653.71-4,287,070.26-939,119.40

Finding the Fourth Proportional to 2,858,653.71, 4,287,070.26 and 939,119.40

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Solution

The fourth proportional to 2,858,653.71, 4,287,070.26 and 939,119.40 is: 1,408,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,653.71 : 4,287,070.26 = 939,119.40 : x
  2. Step 2: Convert to fraction form
    2,858,653.71/4,287,070.26 = 939,119.40/x
  3. Step 3: Cross multiply
    2,858,653.71x = 4,287,070.26 × 939,119.40
  4. Step 4: Simplify right side
    2,858,653.71x = 4,026,070,850,329.04
  5. Step 5: Solve for x
    x = 4,026,070,850,329.04/2,858,653.71
  6. Step 6: Final answer
    x = 1,408,380.05

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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.