Home / 3,036,060.80-4,191,696.24-1,891,822.40

Finding the Fourth Proportional to 3,036,060.80, 4,191,696.24 and 1,891,822.40

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Solution

The fourth proportional to 3,036,060.80, 4,191,696.24 and 1,891,822.40 is: 2,611,918.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,060.80 : 4,191,696.24 = 1,891,822.40 : x
  2. Step 2: Convert to fraction form
    3,036,060.80/4,191,696.24 = 1,891,822.40/x
  3. Step 3: Cross multiply
    3,036,060.80x = 4,191,696.24 × 1,891,822.40
  4. Step 4: Simplify right side
    3,036,060.80x = 7,929,944,840,827.78
  5. Step 5: Solve for x
    x = 7,929,944,840,827.78/3,036,060.80
  6. Step 6: Final answer
    x = 2,611,918.98

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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.