Home / 1,480,508.21-2,221,024.70-670,859.93

Finding the Fourth Proportional to 1,480,508.21, 2,221,024.70 and 670,859.93

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Solution

The fourth proportional to 1,480,508.21, 2,221,024.70 and 670,859.93 is: 1,006,408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,508.21 : 2,221,024.70 = 670,859.93 : x
  2. Step 2: Convert to fraction form
    1,480,508.21/2,221,024.70 = 670,859.93/x
  3. Step 3: Cross multiply
    1,480,508.21x = 2,221,024.70 × 670,859.93
  4. Step 4: Simplify right side
    1,480,508.21x = 1,489,996,460,310.85
  5. Step 5: Solve for x
    x = 1,489,996,460,310.85/1,480,508.21
  6. Step 6: Final answer
    x = 1,006,408.78

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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.