Home / 2,849,871.60-4,274,807.40-719,961.84

Finding the Fourth Proportional to 2,849,871.60, 4,274,807.40 and 719,961.84

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Solution

The fourth proportional to 2,849,871.60, 4,274,807.40 and 719,961.84 is: 1,079,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,871.60 : 4,274,807.40 = 719,961.84 : x
  2. Step 2: Convert to fraction form
    2,849,871.60/4,274,807.40 = 719,961.84/x
  3. Step 3: Cross multiply
    2,849,871.60x = 4,274,807.40 × 719,961.84
  4. Step 4: Simplify right side
    2,849,871.60x = 3,077,698,201,349.62
  5. Step 5: Solve for x
    x = 3,077,698,201,349.62/2,849,871.60
  6. Step 6: Final answer
    x = 1,079,942.76

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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.