Home / 1,479.05-2,041.52-1,037.06

Finding the Fourth Proportional to 1,479.05, 2,041.52 and 1,037.06

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Solution

The fourth proportional to 1,479.05, 2,041.52 and 1,037.06 is: 1,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479.05 : 2,041.52 = 1,037.06 : x
  2. Step 2: Convert to fraction form
    1,479.05/2,041.52 = 1,037.06/x
  3. Step 3: Cross multiply
    1,479.05x = 2,041.52 × 1,037.06
  4. Step 4: Simplify right side
    1,479.05x = 2,117,178.73
  5. Step 5: Solve for x
    x = 2,117,178.73/1,479.05
  6. Step 6: Final answer
    x = 1,431.45

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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.