Home / 1,048,679.46-1,572,022.57-668,533.29

Finding the Fourth Proportional to 1,048,679.46, 1,572,022.57 and 668,533.29

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Solution

The fourth proportional to 1,048,679.46, 1,572,022.57 and 668,533.29 is: 1,002,164.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,679.46 : 1,572,022.57 = 668,533.29 : x
  2. Step 2: Convert to fraction form
    1,048,679.46/1,572,022.57 = 668,533.29/x
  3. Step 3: Cross multiply
    1,048,679.46x = 1,572,022.57 × 668,533.29
  4. Step 4: Simplify right side
    1,048,679.46x = 1,050,949,409,473.58
  5. Step 5: Solve for x
    x = 1,050,949,409,473.58/1,048,679.46
  6. Step 6: Final answer
    x = 1,002,164.58

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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.