Home / 1,419,836.32-1,959,364.29-775,256.14

Finding the Fourth Proportional to 1,419,836.32, 1,959,364.29 and 775,256.14

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Solution

The fourth proportional to 1,419,836.32, 1,959,364.29 and 775,256.14 is: 1,069,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,836.32 : 1,959,364.29 = 775,256.14 : x
  2. Step 2: Convert to fraction form
    1,419,836.32/1,959,364.29 = 775,256.14/x
  3. Step 3: Cross multiply
    1,419,836.32x = 1,959,364.29 × 775,256.14
  4. Step 4: Simplify right side
    1,419,836.32x = 1,519,009,196,319.24
  5. Step 5: Solve for x
    x = 1,519,009,196,319.24/1,419,836.32
  6. Step 6: Final answer
    x = 1,069,848.10

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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.