Home / 2,973,135.40-4,459,703.10-1,079,938.60

Finding the Fourth Proportional to 2,973,135.40, 4,459,703.10 and 1,079,938.60

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Solution

The fourth proportional to 2,973,135.40, 4,459,703.10 and 1,079,938.60 is: 1,619,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973,135.40 : 4,459,703.10 = 1,079,938.60 : x
  2. Step 2: Convert to fraction form
    2,973,135.40/4,459,703.10 = 1,079,938.60/x
  3. Step 3: Cross multiply
    2,973,135.40x = 4,459,703.10 × 1,079,938.60
  4. Step 4: Simplify right side
    2,973,135.40x = 4,816,205,522,229.66
  5. Step 5: Solve for x
    x = 4,816,205,522,229.66/2,973,135.40
  6. Step 6: Final answer
    x = 1,619,907.90

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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.