Home / 3,020,945.40-4,531,418.10-1,826,551.80

Finding the Fourth Proportional to 3,020,945.40, 4,531,418.10 and 1,826,551.80

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Solution

The fourth proportional to 3,020,945.40, 4,531,418.10 and 1,826,551.80 is: 2,739,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,945.40 : 4,531,418.10 = 1,826,551.80 : x
  2. Step 2: Convert to fraction form
    3,020,945.40/4,531,418.10 = 1,826,551.80/x
  3. Step 3: Cross multiply
    3,020,945.40x = 4,531,418.10 × 1,826,551.80
  4. Step 4: Simplify right side
    3,020,945.40x = 8,276,869,887,107.58
  5. Step 5: Solve for x
    x = 8,276,869,887,107.58/3,020,945.40
  6. Step 6: Final answer
    x = 2,739,827.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.