Home / 3,818,245.60-5,727,368.40-2,117,634.40

Finding the Fourth Proportional to 3,818,245.60, 5,727,368.40 and 2,117,634.40

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Solution

The fourth proportional to 3,818,245.60, 5,727,368.40 and 2,117,634.40 is: 3,176,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,245.60 : 5,727,368.40 = 2,117,634.40 : x
  2. Step 2: Convert to fraction form
    3,818,245.60/5,727,368.40 = 2,117,634.40/x
  3. Step 3: Cross multiply
    3,818,245.60x = 5,727,368.40 × 2,117,634.40
  4. Step 4: Simplify right side
    3,818,245.60x = 12,128,472,345,312.96
  5. Step 5: Solve for x
    x = 12,128,472,345,312.96/3,818,245.60
  6. Step 6: Final answer
    x = 3,176,451.60

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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.