Home / 2,903,820.60-4,357,026.90-1,011,919.80

Finding the Fourth Proportional to 2,903,820.60, 4,357,026.90 and 1,011,919.80

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Solution

The fourth proportional to 2,903,820.60, 4,357,026.90 and 1,011,919.80 is: 1,518,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,820.60 : 4,357,026.90 = 1,011,919.80 : x
  2. Step 2: Convert to fraction form
    2,903,820.60/4,357,026.90 = 1,011,919.80/x
  3. Step 3: Cross multiply
    2,903,820.60x = 4,357,026.90 × 1,011,919.80
  4. Step 4: Simplify right side
    2,903,820.60x = 4,408,961,789,242.62
  5. Step 5: Solve for x
    x = 4,408,961,789,242.62/2,903,820.60
  6. Step 6: Final answer
    x = 1,518,331.33

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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.