Home / 3,271,411.20-4,907,116.80-907,507.20

Finding the Fourth Proportional to 3,271,411.20, 4,907,116.80 and 907,507.20

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Solution

The fourth proportional to 3,271,411.20, 4,907,116.80 and 907,507.20 is: 1,361,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,411.20 : 4,907,116.80 = 907,507.20 : x
  2. Step 2: Convert to fraction form
    3,271,411.20/4,907,116.80 = 907,507.20/x
  3. Step 3: Cross multiply
    3,271,411.20x = 4,907,116.80 × 907,507.20
  4. Step 4: Simplify right side
    3,271,411.20x = 4,453,243,827,240.96
  5. Step 5: Solve for x
    x = 4,453,243,827,240.96/3,271,411.20
  6. Step 6: Final answer
    x = 1,361,260.80

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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.