Home / 1,907,773.60-2,861,660.40-577,904.80

Finding the Fourth Proportional to 1,907,773.60, 2,861,660.40 and 577,904.80

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Solution

The fourth proportional to 1,907,773.60, 2,861,660.40 and 577,904.80 is: 866,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,773.60 : 2,861,660.40 = 577,904.80 : x
  2. Step 2: Convert to fraction form
    1,907,773.60/2,861,660.40 = 577,904.80/x
  3. Step 3: Cross multiply
    1,907,773.60x = 2,861,660.40 × 577,904.80
  4. Step 4: Simplify right side
    1,907,773.60x = 1,653,767,281,129.92
  5. Step 5: Solve for x
    x = 1,653,767,281,129.92/1,907,773.60
  6. Step 6: Final answer
    x = 866,857.20

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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.