Home / 1,144,917.52-1,725,605.84-986,900.64

Finding the Fourth Proportional to 1,144,917.52, 1,725,605.84 and 986,900.64

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Solution

The fourth proportional to 1,144,917.52, 1,725,605.84 and 986,900.64 is: 1,487,444.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,917.52 : 1,725,605.84 = 986,900.64 : x
  2. Step 2: Convert to fraction form
    1,144,917.52/1,725,605.84 = 986,900.64/x
  3. Step 3: Cross multiply
    1,144,917.52x = 1,725,605.84 × 986,900.64
  4. Step 4: Simplify right side
    1,144,917.52x = 1,703,001,507,883.74
  5. Step 5: Solve for x
    x = 1,703,001,507,883.74/1,144,917.52
  6. Step 6: Final answer
    x = 1,487,444.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.