Home / 1,277,266.08-1,915,957.44-435,825.12

Finding the Fourth Proportional to 1,277,266.08, 1,915,957.44 and 435,825.12

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Solution

The fourth proportional to 1,277,266.08, 1,915,957.44 and 435,825.12 is: 653,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,266.08 : 1,915,957.44 = 435,825.12 : x
  2. Step 2: Convert to fraction form
    1,277,266.08/1,915,957.44 = 435,825.12/x
  3. Step 3: Cross multiply
    1,277,266.08x = 1,915,957.44 × 435,825.12
  4. Step 4: Simplify right side
    1,277,266.08x = 835,022,381,202.89
  5. Step 5: Solve for x
    x = 835,022,381,202.89/1,277,266.08
  6. Step 6: Final answer
    x = 653,757.58

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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.