Home / 2,529,335.09-3,490,565.81-1,383,415.34

Finding the Fourth Proportional to 2,529,335.09, 3,490,565.81 and 1,383,415.34

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Solution

The fourth proportional to 2,529,335.09, 3,490,565.81 and 1,383,415.34 is: 1,909,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,335.09 : 3,490,565.81 = 1,383,415.34 : x
  2. Step 2: Convert to fraction form
    2,529,335.09/3,490,565.81 = 1,383,415.34/x
  3. Step 3: Cross multiply
    2,529,335.09x = 3,490,565.81 × 1,383,415.34
  4. Step 4: Simplify right side
    2,529,335.09x = 4,828,902,262,463.62
  5. Step 5: Solve for x
    x = 4,828,902,262,463.62/2,529,335.09
  6. Step 6: Final answer
    x = 1,909,158.77

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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.