Home / 4,660,713.64-6,983,948.70-3,138,769

Finding the Fourth Proportional to 4,660,713.64, 6,983,948.70 and 3,138,769

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Solution

The fourth proportional to 4,660,713.64, 6,983,948.70 and 3,138,769 is: 4,703,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660,713.64 : 6,983,948.70 = 3,138,769 : x
  2. Step 2: Convert to fraction form
    4,660,713.64/6,983,948.70 = 3,138,769/x
  3. Step 3: Cross multiply
    4,660,713.64x = 6,983,948.70 × 3,138,769
  4. Step 4: Simplify right side
    4,660,713.64x = 21,921,001,677,150.30
  5. Step 5: Solve for x
    x = 21,921,001,677,150.30/4,660,713.64
  6. Step 6: Final answer
    x = 4,703,357.33

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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.