Home / 1,316,731.43-1,817,872.46-833,710.61

Finding the Fourth Proportional to 1,316,731.43, 1,817,872.46 and 833,710.61

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Solution

The fourth proportional to 1,316,731.43, 1,817,872.46 and 833,710.61 is: 1,151,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,731.43 : 1,817,872.46 = 833,710.61 : x
  2. Step 2: Convert to fraction form
    1,316,731.43/1,817,872.46 = 833,710.61/x
  3. Step 3: Cross multiply
    1,316,731.43x = 1,817,872.46 × 833,710.61
  4. Step 4: Simplify right side
    1,316,731.43x = 1,515,579,544,270.89
  5. Step 5: Solve for x
    x = 1,515,579,544,270.89/1,316,731.43
  6. Step 6: Final answer
    x = 1,151,016.46

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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.