Home / 4,483,041.71-6,723,840.78-1,287,441.05

Finding the Fourth Proportional to 4,483,041.71, 6,723,840.78 and 1,287,441.05

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Solution

The fourth proportional to 4,483,041.71, 6,723,840.78 and 1,287,441.05 is: 1,930,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483,041.71 : 6,723,840.78 = 1,287,441.05 : x
  2. Step 2: Convert to fraction form
    4,483,041.71/6,723,840.78 = 1,287,441.05/x
  3. Step 3: Cross multiply
    4,483,041.71x = 6,723,840.78 × 1,287,441.05
  4. Step 4: Simplify right side
    4,483,041.71x = 8,656,548,600,216.82
  5. Step 5: Solve for x
    x = 8,656,548,600,216.82/4,483,041.71
  6. Step 6: Final answer
    x = 1,930,954.29

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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.