Home / 5,623,779.78-8,429,989.32-2,214,459

Finding the Fourth Proportional to 5,623,779.78, 8,429,989.32 and 2,214,459

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Solution

The fourth proportional to 5,623,779.78, 8,429,989.32 and 2,214,459 is: 3,319,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623,779.78 : 8,429,989.32 = 2,214,459 : x
  2. Step 2: Convert to fraction form
    5,623,779.78/8,429,989.32 = 2,214,459/x
  3. Step 3: Cross multiply
    5,623,779.78x = 8,429,989.32 × 2,214,459
  4. Step 4: Simplify right side
    5,623,779.78x = 18,667,865,719,577.88
  5. Step 5: Solve for x
    x = 18,667,865,719,577.88/5,623,779.78
  6. Step 6: Final answer
    x = 3,319,451.77

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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.