Home / 5,299,820.66-7,949,733.52-1,705,587.20

Finding the Fourth Proportional to 5,299,820.66, 7,949,733.52 and 1,705,587.20

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Solution

The fourth proportional to 5,299,820.66, 7,949,733.52 and 1,705,587.20 is: 2,558,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,820.66 : 7,949,733.52 = 1,705,587.20 : x
  2. Step 2: Convert to fraction form
    5,299,820.66/7,949,733.52 = 1,705,587.20/x
  3. Step 3: Cross multiply
    5,299,820.66x = 7,949,733.52 × 1,705,587.20
  4. Step 4: Simplify right side
    5,299,820.66x = 13,558,963,735,122.94
  5. Step 5: Solve for x
    x = 13,558,963,735,122.94/5,299,820.66
  6. Step 6: Final answer
    x = 2,558,381.61

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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.