Home / 1,265,758.38-1,899,950.58-847,953.90

Finding the Fourth Proportional to 1,265,758.38, 1,899,950.58 and 847,953.90

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Solution

The fourth proportional to 1,265,758.38, 1,899,950.58 and 847,953.90 is: 1,272,810.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,758.38 : 1,899,950.58 = 847,953.90 : x
  2. Step 2: Convert to fraction form
    1,265,758.38/1,899,950.58 = 847,953.90/x
  3. Step 3: Cross multiply
    1,265,758.38x = 1,899,950.58 × 847,953.90
  4. Step 4: Simplify right side
    1,265,758.38x = 1,611,070,504,118.26
  5. Step 5: Solve for x
    x = 1,611,070,504,118.26/1,265,758.38
  6. Step 6: Final answer
    x = 1,272,810.46

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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.