Home / 3,307,399.20-4,960,807.20-911,030.40

Finding the Fourth Proportional to 3,307,399.20, 4,960,807.20 and 911,030.40

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Solution

The fourth proportional to 3,307,399.20, 4,960,807.20 and 911,030.40 is: 1,366,465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307,399.20 : 4,960,807.20 = 911,030.40 : x
  2. Step 2: Convert to fraction form
    3,307,399.20/4,960,807.20 = 911,030.40/x
  3. Step 3: Cross multiply
    3,307,399.20x = 4,960,807.20 × 911,030.40
  4. Step 4: Simplify right side
    3,307,399.20x = 4,519,446,167,738.88
  5. Step 5: Solve for x
    x = 4,519,446,167,738.88/3,307,399.20
  6. Step 6: Final answer
    x = 1,366,465.28

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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.