Home / 1,224,036.94-1,689,326.31-740,606.05

Finding the Fourth Proportional to 1,224,036.94, 1,689,326.31 and 740,606.05

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Solution

The fourth proportional to 1,224,036.94, 1,689,326.31 and 740,606.05 is: 1,022,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,036.94 : 1,689,326.31 = 740,606.05 : x
  2. Step 2: Convert to fraction form
    1,224,036.94/1,689,326.31 = 740,606.05/x
  3. Step 3: Cross multiply
    1,224,036.94x = 1,689,326.31 × 740,606.05
  4. Step 4: Simplify right side
    1,224,036.94x = 1,251,125,285,610.18
  5. Step 5: Solve for x
    x = 1,251,125,285,610.18/1,224,036.94
  6. Step 6: Final answer
    x = 1,022,130.33

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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.