Home / 1,048,679.58-1,572,022.76-668,533.41

Finding the Fourth Proportional to 1,048,679.58, 1,572,022.76 and 668,533.41

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Solution

The fourth proportional to 1,048,679.58, 1,572,022.76 and 668,533.41 is: 1,002,164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,679.58 : 1,572,022.76 = 668,533.41 : x
  2. Step 2: Convert to fraction form
    1,048,679.58/1,572,022.76 = 668,533.41/x
  3. Step 3: Cross multiply
    1,048,679.58x = 1,572,022.76 × 668,533.41
  4. Step 4: Simplify right side
    1,048,679.58x = 1,050,949,732,997.74
  5. Step 5: Solve for x
    x = 1,050,949,732,997.74/1,048,679.58
  6. Step 6: Final answer
    x = 1,002,164.77

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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.