Home / 1,404,915.24-1,938,785.40-760,336.08

Finding the Fourth Proportional to 1,404,915.24, 1,938,785.40 and 760,336.08

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Solution

The fourth proportional to 1,404,915.24, 1,938,785.40 and 760,336.08 is: 1,049,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,915.24 : 1,938,785.40 = 760,336.08 : x
  2. Step 2: Convert to fraction form
    1,404,915.24/1,938,785.40 = 760,336.08/x
  3. Step 3: Cross multiply
    1,404,915.24x = 1,938,785.40 × 760,336.08
  4. Step 4: Simplify right side
    1,404,915.24x = 1,474,128,490,997.23
  5. Step 5: Solve for x
    x = 1,474,128,490,997.23/1,404,915.24
  6. Step 6: Final answer
    x = 1,049,265.07

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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.