Home / 5,765,720.60-8,648,580.90-3,645,205.40

Finding the Fourth Proportional to 5,765,720.60, 8,648,580.90 and 3,645,205.40

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Solution

The fourth proportional to 5,765,720.60, 8,648,580.90 and 3,645,205.40 is: 5,467,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765,720.60 : 8,648,580.90 = 3,645,205.40 : x
  2. Step 2: Convert to fraction form
    5,765,720.60/8,648,580.90 = 3,645,205.40/x
  3. Step 3: Cross multiply
    5,765,720.60x = 8,648,580.90 × 3,645,205.40
  4. Step 4: Simplify right side
    5,765,720.60x = 31,525,853,799,016.86
  5. Step 5: Solve for x
    x = 31,525,853,799,016.86/5,765,720.60
  6. Step 6: Final answer
    x = 5,467,808.10

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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.