Home / 1,048,671.70-1,572,010.94-668,525.54

Finding the Fourth Proportional to 1,048,671.70, 1,572,010.94 and 668,525.54

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Solution

The fourth proportional to 1,048,671.70, 1,572,010.94 and 668,525.54 is: 1,002,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,671.70 : 1,572,010.94 = 668,525.54 : x
  2. Step 2: Convert to fraction form
    1,048,671.70/1,572,010.94 = 668,525.54/x
  3. Step 3: Cross multiply
    1,048,671.70x = 1,572,010.94 × 668,525.54
  4. Step 4: Simplify right side
    1,048,671.70x = 1,050,929,456,360.67
  5. Step 5: Solve for x
    x = 1,050,929,456,360.67/1,048,671.70
  6. Step 6: Final answer
    x = 1,002,152.97

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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.