Home / 4,827,784.40-7,245,823.80-2,136,251.60

Finding the Fourth Proportional to 4,827,784.40, 7,245,823.80 and 2,136,251.60

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Solution

The fourth proportional to 4,827,784.40, 7,245,823.80 and 2,136,251.60 is: 3,206,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827,784.40 : 7,245,823.80 = 2,136,251.60 : x
  2. Step 2: Convert to fraction form
    4,827,784.40/7,245,823.80 = 2,136,251.60/x
  3. Step 3: Cross multiply
    4,827,784.40x = 7,245,823.80 × 2,136,251.60
  4. Step 4: Simplify right side
    4,827,784.40x = 15,478,902,686,068.08
  5. Step 5: Solve for x
    x = 15,478,902,686,068.08/4,827,784.40
  6. Step 6: Final answer
    x = 3,206,212.50

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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.