Home / 1,733,742.20-2,600,621.40-611,811.20

Finding the Fourth Proportional to 1,733,742.20, 2,600,621.40 and 611,811.20

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Solution

The fourth proportional to 1,733,742.20, 2,600,621.40 and 611,811.20 is: 917,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,742.20 : 2,600,621.40 = 611,811.20 : x
  2. Step 2: Convert to fraction form
    1,733,742.20/2,600,621.40 = 611,811.20/x
  3. Step 3: Cross multiply
    1,733,742.20x = 2,600,621.40 × 611,811.20
  4. Step 4: Simplify right side
    1,733,742.20x = 1,591,089,299,479.68
  5. Step 5: Solve for x
    x = 1,591,089,299,479.68/1,733,742.20
  6. Step 6: Final answer
    x = 917,719.66

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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.