Home / 1,748,808.82-2,620,661.86-774,998.56

Finding the Fourth Proportional to 1,748,808.82, 2,620,661.86 and 774,998.56

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Solution

The fourth proportional to 1,748,808.82, 2,620,661.86 and 774,998.56 is: 1,161,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,808.82 : 2,620,661.86 = 774,998.56 : x
  2. Step 2: Convert to fraction form
    1,748,808.82/2,620,661.86 = 774,998.56/x
  3. Step 3: Cross multiply
    1,748,808.82x = 2,620,661.86 × 774,998.56
  4. Step 4: Simplify right side
    1,748,808.82x = 2,031,009,167,746.92
  5. Step 5: Solve for x
    x = 2,031,009,167,746.92/1,748,808.82
  6. Step 6: Final answer
    x = 1,161,367.18

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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.