Home / 1,313,573.98-1,812,731.27-709,961.98

Finding the Fourth Proportional to 1,313,573.98, 1,812,731.27 and 709,961.98

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Solution

The fourth proportional to 1,313,573.98, 1,812,731.27 and 709,961.98 is: 979,747.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,573.98 : 1,812,731.27 = 709,961.98 : x
  2. Step 2: Convert to fraction form
    1,313,573.98/1,812,731.27 = 709,961.98/x
  3. Step 3: Cross multiply
    1,313,573.98x = 1,812,731.27 × 709,961.98
  4. Step 4: Simplify right side
    1,313,573.98x = 1,286,970,273,575.48
  5. Step 5: Solve for x
    x = 1,286,970,273,575.48/1,313,573.98
  6. Step 6: Final answer
    x = 979,747.08

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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.