Home / 3,129,762.60-4,694,643.90-1,450,146.60

Finding the Fourth Proportional to 3,129,762.60, 4,694,643.90 and 1,450,146.60

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Solution

The fourth proportional to 3,129,762.60, 4,694,643.90 and 1,450,146.60 is: 2,175,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,762.60 : 4,694,643.90 = 1,450,146.60 : x
  2. Step 2: Convert to fraction form
    3,129,762.60/4,694,643.90 = 1,450,146.60/x
  3. Step 3: Cross multiply
    3,129,762.60x = 4,694,643.90 × 1,450,146.60
  4. Step 4: Simplify right side
    3,129,762.60x = 6,807,921,889,795.74
  5. Step 5: Solve for x
    x = 6,807,921,889,795.74/3,129,762.60
  6. Step 6: Final answer
    x = 2,175,219.90

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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.