Home / 2,679,707.75-3,698,162.15-1,533,761.87

Finding the Fourth Proportional to 2,679,707.75, 3,698,162.15 and 1,533,761.87

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Solution

The fourth proportional to 2,679,707.75, 3,698,162.15 and 1,533,761.87 is: 2,116,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,707.75 : 3,698,162.15 = 1,533,761.87 : x
  2. Step 2: Convert to fraction form
    2,679,707.75/3,698,162.15 = 1,533,761.87/x
  3. Step 3: Cross multiply
    2,679,707.75x = 3,698,162.15 × 1,533,761.87
  4. Step 4: Simplify right side
    2,679,707.75x = 5,672,100,068,587.60
  5. Step 5: Solve for x
    x = 5,672,100,068,587.60/2,679,707.75
  6. Step 6: Final answer
    x = 2,116,686.07

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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.