Home / 2,173,790.80-3,260,686.20-1,970,837.20

Finding the Fourth Proportional to 2,173,790.80, 3,260,686.20 and 1,970,837.20

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Solution

The fourth proportional to 2,173,790.80, 3,260,686.20 and 1,970,837.20 is: 2,956,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,790.80 : 3,260,686.20 = 1,970,837.20 : x
  2. Step 2: Convert to fraction form
    2,173,790.80/3,260,686.20 = 1,970,837.20/x
  3. Step 3: Cross multiply
    2,173,790.80x = 3,260,686.20 × 1,970,837.20
  4. Step 4: Simplify right side
    2,173,790.80x = 6,426,281,660,486.64
  5. Step 5: Solve for x
    x = 6,426,281,660,486.64/2,173,790.80
  6. Step 6: Final answer
    x = 2,956,255.80

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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.