Home / 1,776,929.72-2,665,392.53-578,850.12

Finding the Fourth Proportional to 1,776,929.72, 2,665,392.53 and 578,850.12

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Solution

The fourth proportional to 1,776,929.72, 2,665,392.53 and 578,850.12 is: 868,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,929.72 : 2,665,392.53 = 578,850.12 : x
  2. Step 2: Convert to fraction form
    1,776,929.72/2,665,392.53 = 578,850.12/x
  3. Step 3: Cross multiply
    1,776,929.72x = 2,665,392.53 × 578,850.12
  4. Step 4: Simplify right side
    1,776,929.72x = 1,542,862,782,943.35
  5. Step 5: Solve for x
    x = 1,542,862,782,943.35/1,776,929.72
  6. Step 6: Final answer
    x = 868,274.51

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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.