Home / 3,068,709.60-4,602,661.20-939,007.20

Finding the Fourth Proportional to 3,068,709.60, 4,602,661.20 and 939,007.20

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Solution

The fourth proportional to 3,068,709.60, 4,602,661.20 and 939,007.20 is: 1,408,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,709.60 : 4,602,661.20 = 939,007.20 : x
  2. Step 2: Convert to fraction form
    3,068,709.60/4,602,661.20 = 939,007.20/x
  3. Step 3: Cross multiply
    3,068,709.60x = 4,602,661.20 × 939,007.20
  4. Step 4: Simplify right side
    3,068,709.60x = 4,321,932,005,960.64
  5. Step 5: Solve for x
    x = 4,321,932,005,960.64/3,068,709.60
  6. Step 6: Final answer
    x = 1,408,387.42

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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.