Home / 1,409,367.59-1,944,932.50-764,787.90

Finding the Fourth Proportional to 1,409,367.59, 1,944,932.50 and 764,787.90

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Solution

The fourth proportional to 1,409,367.59, 1,944,932.50 and 764,787.90 is: 1,055,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,367.59 : 1,944,932.50 = 764,787.90 : x
  2. Step 2: Convert to fraction form
    1,409,367.59/1,944,932.50 = 764,787.90/x
  3. Step 3: Cross multiply
    1,409,367.59x = 1,944,932.50 × 764,787.90
  4. Step 4: Simplify right side
    1,409,367.59x = 1,487,460,842,316.75
  5. Step 5: Solve for x
    x = 1,487,460,842,316.75/1,409,367.59
  6. Step 6: Final answer
    x = 1,055,410.14

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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.