Home / 1,404,818.19-1,938,653.87-760,238.19

Finding the Fourth Proportional to 1,404,818.19, 1,938,653.87 and 760,238.19

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Solution

The fourth proportional to 1,404,818.19, 1,938,653.87 and 760,238.19 is: 1,049,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,818.19 : 1,938,653.87 = 760,238.19 : x
  2. Step 2: Convert to fraction form
    1,404,818.19/1,938,653.87 = 760,238.19/x
  3. Step 3: Cross multiply
    1,404,818.19x = 1,938,653.87 × 760,238.19
  4. Step 4: Simplify right side
    1,404,818.19x = 1,473,838,709,165.30
  5. Step 5: Solve for x
    x = 1,473,838,709,165.30/1,404,818.19
  6. Step 6: Final answer
    x = 1,049,131.28

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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.