Home / 1,372,150.02-1,893,565.14-760,342.38

Finding the Fourth Proportional to 1,372,150.02, 1,893,565.14 and 760,342.38

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Solution

The fourth proportional to 1,372,150.02, 1,893,565.14 and 760,342.38 is: 1,049,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,150.02 : 1,893,565.14 = 760,342.38 : x
  2. Step 2: Convert to fraction form
    1,372,150.02/1,893,565.14 = 760,342.38/x
  3. Step 3: Cross multiply
    1,372,150.02x = 1,893,565.14 × 760,342.38
  4. Step 4: Simplify right side
    1,372,150.02x = 1,439,757,825,232.63
  5. Step 5: Solve for x
    x = 1,439,757,825,232.63/1,372,150.02
  6. Step 6: Final answer
    x = 1,049,271.44

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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.