Home / 1,099,087.42-1,648,742.91-379,335.46

Finding the Fourth Proportional to 1,099,087.42, 1,648,742.91 and 379,335.46

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Solution

The fourth proportional to 1,099,087.42, 1,648,742.91 and 379,335.46 is: 569,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,087.42 : 1,648,742.91 = 379,335.46 : x
  2. Step 2: Convert to fraction form
    1,099,087.42/1,648,742.91 = 379,335.46/x
  3. Step 3: Cross multiply
    1,099,087.42x = 1,648,742.91 × 379,335.46
  4. Step 4: Simplify right side
    1,099,087.42x = 625,426,650,186.59
  5. Step 5: Solve for x
    x = 625,426,650,186.59/1,099,087.42
  6. Step 6: Final answer
    x = 569,041.77

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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.