Home / 1,296,679.89-1,943,689.64-497,746.29

Finding the Fourth Proportional to 1,296,679.89, 1,943,689.64 and 497,746.29

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Solution

The fourth proportional to 1,296,679.89, 1,943,689.64 and 497,746.29 is: 746,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,679.89 : 1,943,689.64 = 497,746.29 : x
  2. Step 2: Convert to fraction form
    1,296,679.89/1,943,689.64 = 497,746.29/x
  3. Step 3: Cross multiply
    1,296,679.89x = 1,943,689.64 × 497,746.29
  4. Step 4: Simplify right side
    1,296,679.89x = 967,464,304,732.70
  5. Step 5: Solve for x
    x = 967,464,304,732.70/1,296,679.89
  6. Step 6: Final answer
    x = 746,108.82

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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.