Home / 4,345,905.60-6,518,858.40-2,739,772.80

Finding the Fourth Proportional to 4,345,905.60, 6,518,858.40 and 2,739,772.80

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Solution

The fourth proportional to 4,345,905.60, 6,518,858.40 and 2,739,772.80 is: 4,109,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,905.60 : 6,518,858.40 = 2,739,772.80 : x
  2. Step 2: Convert to fraction form
    4,345,905.60/6,518,858.40 = 2,739,772.80/x
  3. Step 3: Cross multiply
    4,345,905.60x = 6,518,858.40 × 2,739,772.80
  4. Step 4: Simplify right side
    4,345,905.60x = 17,860,190,931,371.52
  5. Step 5: Solve for x
    x = 17,860,190,931,371.52/4,345,905.60
  6. Step 6: Final answer
    x = 4,109,659.20

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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.