Home / 1,417,608.54-2,126,626.09-457,742.44

Finding the Fourth Proportional to 1,417,608.54, 2,126,626.09 and 457,742.44

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Solution

The fourth proportional to 1,417,608.54, 2,126,626.09 and 457,742.44 is: 686,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,608.54 : 2,126,626.09 = 457,742.44 : x
  2. Step 2: Convert to fraction form
    1,417,608.54/2,126,626.09 = 457,742.44/x
  3. Step 3: Cross multiply
    1,417,608.54x = 2,126,626.09 × 457,742.44
  4. Step 4: Simplify right side
    1,417,608.54x = 973,447,019,492.99
  5. Step 5: Solve for x
    x = 973,447,019,492.99/1,417,608.54
  6. Step 6: Final answer
    x = 686,682.53

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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.