Home / 1,819,434.50-2,510,775.28-1,003,620.32

Finding the Fourth Proportional to 1,819,434.50, 2,510,775.28 and 1,003,620.32

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Solution

The fourth proportional to 1,819,434.50, 2,510,775.28 and 1,003,620.32 is: 1,384,971.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,434.50 : 2,510,775.28 = 1,003,620.32 : x
  2. Step 2: Convert to fraction form
    1,819,434.50/2,510,775.28 = 1,003,620.32/x
  3. Step 3: Cross multiply
    1,819,434.50x = 2,510,775.28 × 1,003,620.32
  4. Step 4: Simplify right side
    1,819,434.50x = 2,519,865,089,961.69
  5. Step 5: Solve for x
    x = 2,519,865,089,961.69/1,819,434.50
  6. Step 6: Final answer
    x = 1,384,971.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.