Home / 2,020,158.80-3,026,301.60-1,219,060.70

Finding the Fourth Proportional to 2,020,158.80, 3,026,301.60 and 1,219,060.70

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Solution

The fourth proportional to 2,020,158.80, 3,026,301.60 and 1,219,060.70 is: 1,826,215.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,158.80 : 3,026,301.60 = 1,219,060.70 : x
  2. Step 2: Convert to fraction form
    2,020,158.80/3,026,301.60 = 1,219,060.70/x
  3. Step 3: Cross multiply
    2,020,158.80x = 3,026,301.60 × 1,219,060.70
  4. Step 4: Simplify right side
    2,020,158.80x = 3,689,245,346,907.12
  5. Step 5: Solve for x
    x = 3,689,245,346,907.12/2,020,158.80
  6. Step 6: Final answer
    x = 1,826,215.52

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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.