Home / 1,220,794.98-1,684,717.28-676,953.69

Finding the Fourth Proportional to 1,220,794.98, 1,684,717.28 and 676,953.69

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Solution

The fourth proportional to 1,220,794.98, 1,684,717.28 and 676,953.69 is: 934,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,794.98 : 1,684,717.28 = 676,953.69 : x
  2. Step 2: Convert to fraction form
    1,220,794.98/1,684,717.28 = 676,953.69/x
  3. Step 3: Cross multiply
    1,220,794.98x = 1,684,717.28 × 676,953.69
  4. Step 4: Simplify right side
    1,220,794.98x = 1,140,475,572,138.88
  5. Step 5: Solve for x
    x = 1,140,475,572,138.88/1,220,794.98
  6. Step 6: Final answer
    x = 934,207.29

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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.