Home / 1,465,265.70-2,198,554.65-666,135.90

Finding the Fourth Proportional to 1,465,265.70, 2,198,554.65 and 666,135.90

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Solution

The fourth proportional to 1,465,265.70, 2,198,554.65 and 666,135.90 is: 999,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,265.70 : 2,198,554.65 = 666,135.90 : x
  2. Step 2: Convert to fraction form
    1,465,265.70/2,198,554.65 = 666,135.90/x
  3. Step 3: Cross multiply
    1,465,265.70x = 2,198,554.65 × 666,135.90
  4. Step 4: Simplify right side
    1,465,265.70x = 1,464,536,180,476.94
  5. Step 5: Solve for x
    x = 1,464,536,180,476.94/1,465,265.70
  6. Step 6: Final answer
    x = 999,502.12

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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.