Home / 1,022,775.01-1,534,688.31-784,420.15

Finding the Fourth Proportional to 1,022,775.01, 1,534,688.31 and 784,420.15

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Solution

The fourth proportional to 1,022,775.01, 1,534,688.31 and 784,420.15 is: 1,177,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,775.01 : 1,534,688.31 = 784,420.15 : x
  2. Step 2: Convert to fraction form
    1,022,775.01/1,534,688.31 = 784,420.15/x
  3. Step 3: Cross multiply
    1,022,775.01x = 1,534,688.31 × 784,420.15
  4. Step 4: Simplify right side
    1,022,775.01x = 1,203,840,434,333.45
  5. Step 5: Solve for x
    x = 1,203,840,434,333.45/1,022,775.01
  6. Step 6: Final answer
    x = 1,177,033.48

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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.