Home / 3,186,133.60-4,779,200.40-2,052,392.80

Finding the Fourth Proportional to 3,186,133.60, 4,779,200.40 and 2,052,392.80

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Solution

The fourth proportional to 3,186,133.60, 4,779,200.40 and 2,052,392.80 is: 3,078,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,133.60 : 4,779,200.40 = 2,052,392.80 : x
  2. Step 2: Convert to fraction form
    3,186,133.60/4,779,200.40 = 2,052,392.80/x
  3. Step 3: Cross multiply
    3,186,133.60x = 4,779,200.40 × 2,052,392.80
  4. Step 4: Simplify right side
    3,186,133.60x = 9,808,796,490,717.12
  5. Step 5: Solve for x
    x = 9,808,796,490,717.12/3,186,133.60
  6. Step 6: Final answer
    x = 3,078,589.20

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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.