Home / 1,932,206.53-2,666,340.85-1,072,711.43

Finding the Fourth Proportional to 1,932,206.53, 2,666,340.85 and 1,072,711.43

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Solution

The fourth proportional to 1,932,206.53, 2,666,340.85 and 1,072,711.43 is: 1,480,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,206.53 : 2,666,340.85 = 1,072,711.43 : x
  2. Step 2: Convert to fraction form
    1,932,206.53/2,666,340.85 = 1,072,711.43/x
  3. Step 3: Cross multiply
    1,932,206.53x = 2,666,340.85 × 1,072,711.43
  4. Step 4: Simplify right side
    1,932,206.53x = 2,860,214,296,076.91
  5. Step 5: Solve for x
    x = 2,860,214,296,076.91/1,932,206.53
  6. Step 6: Final answer
    x = 1,480,283.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.