Home / 1,419,877.63-1,959,423.31-775,293.24

Finding the Fourth Proportional to 1,419,877.63, 1,959,423.31 and 775,293.24

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Solution

The fourth proportional to 1,419,877.63, 1,959,423.31 and 775,293.24 is: 1,069,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,877.63 : 1,959,423.31 = 775,293.24 : x
  2. Step 2: Convert to fraction form
    1,419,877.63/1,959,423.31 = 775,293.24/x
  3. Step 3: Cross multiply
    1,419,877.63x = 1,959,423.31 × 775,293.24
  4. Step 4: Simplify right side
    1,419,877.63x = 1,519,127,646,541.42
  5. Step 5: Solve for x
    x = 1,519,127,646,541.42/1,419,877.63
  6. Step 6: Final answer
    x = 1,069,900.40

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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.