Home / 1,607,776.05-2,409,829.50-647,616.76

Finding the Fourth Proportional to 1,607,776.05, 2,409,829.50 and 647,616.76

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Solution

The fourth proportional to 1,607,776.05, 2,409,829.50 and 647,616.76 is: 970,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,776.05 : 2,409,829.50 = 647,616.76 : x
  2. Step 2: Convert to fraction form
    1,607,776.05/2,409,829.50 = 647,616.76/x
  3. Step 3: Cross multiply
    1,607,776.05x = 2,409,829.50 × 647,616.76
  4. Step 4: Simplify right side
    1,607,776.05x = 1,560,645,972,942.42
  5. Step 5: Solve for x
    x = 1,560,645,972,942.42/1,607,776.05
  6. Step 6: Final answer
    x = 970,686.17

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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.