Home / 1,404,844.76-1,938,689.21-760,269.64

Finding the Fourth Proportional to 1,404,844.76, 1,938,689.21 and 760,269.64

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Solution

The fourth proportional to 1,404,844.76, 1,938,689.21 and 760,269.64 is: 1,049,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,844.76 : 1,938,689.21 = 760,269.64 : x
  2. Step 2: Convert to fraction form
    1,404,844.76/1,938,689.21 = 760,269.64/x
  3. Step 3: Cross multiply
    1,404,844.76x = 1,938,689.21 × 760,269.64
  4. Step 4: Simplify right side
    1,404,844.76x = 1,473,926,543,957.24
  5. Step 5: Solve for x
    x = 1,473,926,543,957.24/1,404,844.76
  6. Step 6: Final answer
    x = 1,049,173.97

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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.