Home / 2,727,021.60-4,090,532.40-1,210,118.40

Finding the Fourth Proportional to 2,727,021.60, 4,090,532.40 and 1,210,118.40

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Solution

The fourth proportional to 2,727,021.60, 4,090,532.40 and 1,210,118.40 is: 1,815,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,021.60 : 4,090,532.40 = 1,210,118.40 : x
  2. Step 2: Convert to fraction form
    2,727,021.60/4,090,532.40 = 1,210,118.40/x
  3. Step 3: Cross multiply
    2,727,021.60x = 4,090,532.40 × 1,210,118.40
  4. Step 4: Simplify right side
    2,727,021.60x = 4,950,028,523,036.16
  5. Step 5: Solve for x
    x = 4,950,028,523,036.16/2,727,021.60
  6. Step 6: Final answer
    x = 1,815,177.60

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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.