Home / 1,560,133.15-2,336,700.52-1,280,197.15

Finding the Fourth Proportional to 1,560,133.15, 2,336,700.52 and 1,280,197.15

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Solution

The fourth proportional to 1,560,133.15, 2,336,700.52 and 1,280,197.15 is: 1,917,424.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,133.15 : 2,336,700.52 = 1,280,197.15 : x
  2. Step 2: Convert to fraction form
    1,560,133.15/2,336,700.52 = 1,280,197.15/x
  3. Step 3: Cross multiply
    1,560,133.15x = 2,336,700.52 × 1,280,197.15
  4. Step 4: Simplify right side
    1,560,133.15x = 2,991,437,346,107.52
  5. Step 5: Solve for x
    x = 2,991,437,346,107.52/1,560,133.15
  6. Step 6: Final answer
    x = 1,917,424.39

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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.