Home / 1,892,013.51-2,836,332.92-693,656.58

Finding the Fourth Proportional to 1,892,013.51, 2,836,332.92 and 693,656.58

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Solution

The fourth proportional to 1,892,013.51, 2,836,332.92 and 693,656.58 is: 1,039,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,013.51 : 2,836,332.92 = 693,656.58 : x
  2. Step 2: Convert to fraction form
    1,892,013.51/2,836,332.92 = 693,656.58/x
  3. Step 3: Cross multiply
    1,892,013.51x = 2,836,332.92 × 693,656.58
  4. Step 4: Simplify right side
    1,892,013.51x = 1,967,440,989,560.33
  5. Step 5: Solve for x
    x = 1,967,440,989,560.33/1,892,013.51
  6. Step 6: Final answer
    x = 1,039,866.25

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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.