Home / 1,567,333.84-2,162,918.76-913,986.20

Finding the Fourth Proportional to 1,567,333.84, 2,162,918.76 and 913,986.20

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Solution

The fourth proportional to 1,567,333.84, 2,162,918.76 and 913,986.20 is: 1,261,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,333.84 : 2,162,918.76 = 913,986.20 : x
  2. Step 2: Convert to fraction form
    1,567,333.84/2,162,918.76 = 913,986.20/x
  3. Step 3: Cross multiply
    1,567,333.84x = 2,162,918.76 × 913,986.20
  4. Step 4: Simplify right side
    1,567,333.84x = 1,976,877,898,361.11
  5. Step 5: Solve for x
    x = 1,976,877,898,361.11/1,567,333.84
  6. Step 6: Final answer
    x = 1,261,299.83

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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.