Home / 3,148,235.40-4,716,909.90-1,461,880.20

Finding the Fourth Proportional to 3,148,235.40, 4,716,909.90 and 1,461,880.20

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Solution

The fourth proportional to 3,148,235.40, 4,716,909.90 and 1,461,880.20 is: 2,190,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,235.40 : 4,716,909.90 = 1,461,880.20 : x
  2. Step 2: Convert to fraction form
    3,148,235.40/4,716,909.90 = 1,461,880.20/x
  3. Step 3: Cross multiply
    3,148,235.40x = 4,716,909.90 × 1,461,880.20
  4. Step 4: Simplify right side
    3,148,235.40x = 6,895,557,187,993.98
  5. Step 5: Solve for x
    x = 6,895,557,187,993.98/3,148,235.40
  6. Step 6: Final answer
    x = 2,190,292.76

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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.