Home / 1,099,228.32-1,648,829.40-619,492.32

Finding the Fourth Proportional to 1,099,228.32, 1,648,829.40 and 619,492.32

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Solution

The fourth proportional to 1,099,228.32, 1,648,829.40 and 619,492.32 is: 929,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,228.32 : 1,648,829.40 = 619,492.32 : x
  2. Step 2: Convert to fraction form
    1,099,228.32/1,648,829.40 = 619,492.32/x
  3. Step 3: Cross multiply
    1,099,228.32x = 1,648,829.40 × 619,492.32
  4. Step 4: Simplify right side
    1,099,228.32x = 1,021,437,150,290.21
  5. Step 5: Solve for x
    x = 1,021,437,150,290.21/1,099,228.32
  6. Step 6: Final answer
    x = 929,231.11

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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.