Home / 1,577,231.11-2,367,530.75-679,117.51

Finding the Fourth Proportional to 1,577,231.11, 2,367,530.75 and 679,117.51

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Solution

The fourth proportional to 1,577,231.11, 2,367,530.75 and 679,117.51 is: 1,019,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,231.11 : 2,367,530.75 = 679,117.51 : x
  2. Step 2: Convert to fraction form
    1,577,231.11/2,367,530.75 = 679,117.51/x
  3. Step 3: Cross multiply
    1,577,231.11x = 2,367,530.75 × 679,117.51
  4. Step 4: Simplify right side
    1,577,231.11x = 1,607,831,587,788.43
  5. Step 5: Solve for x
    x = 1,607,831,587,788.43/1,577,231.11
  6. Step 6: Final answer
    x = 1,019,401.39

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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.