Home / 3,991,246.40-5,985,557.40-1,466,573.60

Finding the Fourth Proportional to 3,991,246.40, 5,985,557.40 and 1,466,573.60

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Solution

The fourth proportional to 3,991,246.40, 5,985,557.40 and 1,466,573.60 is: 2,199,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,246.40 : 5,985,557.40 = 1,466,573.60 : x
  2. Step 2: Convert to fraction form
    3,991,246.40/5,985,557.40 = 1,466,573.60/x
  3. Step 3: Cross multiply
    3,991,246.40x = 5,985,557.40 × 1,466,573.60
  4. Step 4: Simplify right side
    3,991,246.40x = 8,778,260,464,124.64
  5. Step 5: Solve for x
    x = 8,778,260,464,124.64/3,991,246.40
  6. Step 6: Final answer
    x = 2,199,378.24

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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.