Home / 3,178,022.40-4,767,033.60-2,829,657.60

Finding the Fourth Proportional to 3,178,022.40, 4,767,033.60 and 2,829,657.60

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Solution

The fourth proportional to 3,178,022.40, 4,767,033.60 and 2,829,657.60 is: 4,244,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,022.40 : 4,767,033.60 = 2,829,657.60 : x
  2. Step 2: Convert to fraction form
    3,178,022.40/4,767,033.60 = 2,829,657.60/x
  3. Step 3: Cross multiply
    3,178,022.40x = 4,767,033.60 × 2,829,657.60
  4. Step 4: Simplify right side
    3,178,022.40x = 13,489,072,855,695.36
  5. Step 5: Solve for x
    x = 13,489,072,855,695.36/3,178,022.40
  6. Step 6: Final answer
    x = 4,244,486.40

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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.