Home / 1,404,856.10-1,938,706.44-760,276.20

Finding the Fourth Proportional to 1,404,856.10, 1,938,706.44 and 760,276.20

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Solution

The fourth proportional to 1,404,856.10, 1,938,706.44 and 760,276.20 is: 1,049,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,856.10 : 1,938,706.44 = 760,276.20 : x
  2. Step 2: Convert to fraction form
    1,404,856.10/1,938,706.44 = 760,276.20/x
  3. Step 3: Cross multiply
    1,404,856.10x = 1,938,706.44 × 760,276.20
  4. Step 4: Simplify right side
    1,404,856.10x = 1,473,952,365,118.73
  5. Step 5: Solve for x
    x = 1,473,952,365,118.73/1,404,856.10
  6. Step 6: Final answer
    x = 1,049,183.87

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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.