Home / 2,958,785.40-4,439,927.70-2,158,051.80

Finding the Fourth Proportional to 2,958,785.40, 4,439,927.70 and 2,158,051.80

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Solution

The fourth proportional to 2,958,785.40, 4,439,927.70 and 2,158,051.80 is: 3,238,353.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,785.40 : 4,439,927.70 = 2,158,051.80 : x
  2. Step 2: Convert to fraction form
    2,958,785.40/4,439,927.70 = 2,158,051.80/x
  3. Step 3: Cross multiply
    2,958,785.40x = 4,439,927.70 × 2,158,051.80
  4. Step 4: Simplify right side
    2,958,785.40x = 9,581,593,964,854.86
  5. Step 5: Solve for x
    x = 9,581,593,964,854.86/2,958,785.40
  6. Step 6: Final answer
    x = 3,238,353.81

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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.