Home / 5,200,985.60-7,801,478.40-3,605,350.40

Finding the Fourth Proportional to 5,200,985.60, 7,801,478.40 and 3,605,350.40

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Solution

The fourth proportional to 5,200,985.60, 7,801,478.40 and 3,605,350.40 is: 5,408,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,985.60 : 7,801,478.40 = 3,605,350.40 : x
  2. Step 2: Convert to fraction form
    5,200,985.60/7,801,478.40 = 3,605,350.40/x
  3. Step 3: Cross multiply
    5,200,985.60x = 7,801,478.40 × 3,605,350.40
  4. Step 4: Simplify right side
    5,200,985.60x = 28,127,063,270,031.36
  5. Step 5: Solve for x
    x = 28,127,063,270,031.36/5,200,985.60
  6. Step 6: Final answer
    x = 5,408,025.60

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1.5x scale

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.