Home / 3,020,156.80-4,167,817.10-1,662,029.80

Finding the Fourth Proportional to 3,020,156.80, 4,167,817.10 and 1,662,029.80

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Solution

The fourth proportional to 3,020,156.80, 4,167,817.10 and 1,662,029.80 is: 2,293,601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,156.80 : 4,167,817.10 = 1,662,029.80 : x
  2. Step 2: Convert to fraction form
    3,020,156.80/4,167,817.10 = 1,662,029.80/x
  3. Step 3: Cross multiply
    3,020,156.80x = 4,167,817.10 × 1,662,029.80
  4. Step 4: Simplify right side
    3,020,156.80x = 6,927,036,221,149.58
  5. Step 5: Solve for x
    x = 6,927,036,221,149.58/3,020,156.80
  6. Step 6: Final answer
    x = 2,293,601.52

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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.