Home / 2,666,634.98-4,000,367.98-869,101.40

Finding the Fourth Proportional to 2,666,634.98, 4,000,367.98 and 869,101.40

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Solution

The fourth proportional to 2,666,634.98, 4,000,367.98 and 869,101.40 is: 1,303,787.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,634.98 : 4,000,367.98 = 869,101.40 : x
  2. Step 2: Convert to fraction form
    2,666,634.98/4,000,367.98 = 869,101.40/x
  3. Step 3: Cross multiply
    2,666,634.98x = 4,000,367.98 × 869,101.40
  4. Step 4: Simplify right side
    2,666,634.98x = 3,476,725,411,933.17
  5. Step 5: Solve for x
    x = 3,476,725,411,933.17/2,666,634.98
  6. Step 6: Final answer
    x = 1,303,787.52

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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.