Home / 2,289,665.60-3,434,498.40-1,155,924.80

Finding the Fourth Proportional to 2,289,665.60, 3,434,498.40 and 1,155,924.80

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Solution

The fourth proportional to 2,289,665.60, 3,434,498.40 and 1,155,924.80 is: 1,733,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,665.60 : 3,434,498.40 = 1,155,924.80 : x
  2. Step 2: Convert to fraction form
    2,289,665.60/3,434,498.40 = 1,155,924.80/x
  3. Step 3: Cross multiply
    2,289,665.60x = 3,434,498.40 × 1,155,924.80
  4. Step 4: Simplify right side
    2,289,665.60x = 3,970,021,876,120.32
  5. Step 5: Solve for x
    x = 3,970,021,876,120.32/2,289,665.60
  6. Step 6: Final answer
    x = 1,733,887.20

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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.