Home / 1,418,474.40-1,957,492.75-773,894.60

Finding the Fourth Proportional to 1,418,474.40, 1,957,492.75 and 773,894.60

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Solution

The fourth proportional to 1,418,474.40, 1,957,492.75 and 773,894.60 is: 1,067,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,474.40 : 1,957,492.75 = 773,894.60 : x
  2. Step 2: Convert to fraction form
    1,418,474.40/1,957,492.75 = 773,894.60/x
  3. Step 3: Cross multiply
    1,418,474.40x = 1,957,492.75 × 773,894.60
  4. Step 4: Simplify right side
    1,418,474.40x = 1,514,893,064,382.55
  5. Step 5: Solve for x
    x = 1,514,893,064,382.55/1,418,474.40
  6. Step 6: Final answer
    x = 1,067,973.50

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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.