Home / 1,265,070.53-1,745,817.01-692,120.27

Finding the Fourth Proportional to 1,265,070.53, 1,745,817.01 and 692,120.27

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Solution

The fourth proportional to 1,265,070.53, 1,745,817.01 and 692,120.27 is: 955,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,070.53 : 1,745,817.01 = 692,120.27 : x
  2. Step 2: Convert to fraction form
    1,265,070.53/1,745,817.01 = 692,120.27/x
  3. Step 3: Cross multiply
    1,265,070.53x = 1,745,817.01 × 692,120.27
  4. Step 4: Simplify right side
    1,265,070.53x = 1,208,315,329,872.41
  5. Step 5: Solve for x
    x = 1,208,315,329,872.41/1,265,070.53
  6. Step 6: Final answer
    x = 955,136.73

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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.