Home / 1,404,811.42-1,938,644.55-760,231.44

Finding the Fourth Proportional to 1,404,811.42, 1,938,644.55 and 760,231.44

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Solution

The fourth proportional to 1,404,811.42, 1,938,644.55 and 760,231.44 is: 1,049,121.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,811.42 : 1,938,644.55 = 760,231.44 : x
  2. Step 2: Convert to fraction form
    1,404,811.42/1,938,644.55 = 760,231.44/x
  3. Step 3: Cross multiply
    1,404,811.42x = 1,938,644.55 × 760,231.44
  4. Step 4: Simplify right side
    1,404,811.42x = 1,473,818,537,894.65
  5. Step 5: Solve for x
    x = 1,473,818,537,894.65/1,404,811.42
  6. Step 6: Final answer
    x = 1,049,121.98

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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.