Home / 1,621,226.57-2,429,873.51-1,190,771.06

Finding the Fourth Proportional to 1,621,226.57, 2,429,873.51 and 1,190,771.06

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Solution

The fourth proportional to 1,621,226.57, 2,429,873.51 and 1,190,771.06 is: 1,784,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,226.57 : 2,429,873.51 = 1,190,771.06 : x
  2. Step 2: Convert to fraction form
    1,621,226.57/2,429,873.51 = 1,190,771.06/x
  3. Step 3: Cross multiply
    1,621,226.57x = 2,429,873.51 × 1,190,771.06
  4. Step 4: Simplify right side
    1,621,226.57x = 2,893,423,037,065.40
  5. Step 5: Solve for x
    x = 2,893,423,037,065.40/1,621,226.57
  6. Step 6: Final answer
    x = 1,784,712.33

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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.