Home / 1,983,725.91-2,973,098.40-1,072,872.07

Finding the Fourth Proportional to 1,983,725.91, 2,973,098.40 and 1,072,872.07

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Solution

The fourth proportional to 1,983,725.91, 2,973,098.40 and 1,072,872.07 is: 1,607,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,725.91 : 2,973,098.40 = 1,072,872.07 : x
  2. Step 2: Convert to fraction form
    1,983,725.91/2,973,098.40 = 1,072,872.07/x
  3. Step 3: Cross multiply
    1,983,725.91x = 2,973,098.40 × 1,072,872.07
  4. Step 4: Simplify right side
    1,983,725.91x = 3,189,754,234,721.69
  5. Step 5: Solve for x
    x = 3,189,754,234,721.69/1,983,725.91
  6. Step 6: Final answer
    x = 1,607,961.17

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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.