Home / 1,419,827.17-1,959,440.88-775,307.20

Finding the Fourth Proportional to 1,419,827.17, 1,959,440.88 and 775,307.20

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Solution

The fourth proportional to 1,419,827.17, 1,959,440.88 and 775,307.20 is: 1,069,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,827.17 : 1,959,440.88 = 775,307.20 : x
  2. Step 2: Convert to fraction form
    1,419,827.17/1,959,440.88 = 775,307.20/x
  3. Step 3: Cross multiply
    1,419,827.17x = 1,959,440.88 × 775,307.20
  4. Step 4: Simplify right side
    1,419,827.17x = 1,519,168,622,238.34
  5. Step 5: Solve for x
    x = 1,519,168,622,238.34/1,419,827.17
  6. Step 6: Final answer
    x = 1,069,967.28

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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.