Home / 4,161,821.60-6,242,732.40-2,146,282.40

Finding the Fourth Proportional to 4,161,821.60, 6,242,732.40 and 2,146,282.40

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Solution

The fourth proportional to 4,161,821.60, 6,242,732.40 and 2,146,282.40 is: 3,219,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161,821.60 : 6,242,732.40 = 2,146,282.40 : x
  2. Step 2: Convert to fraction form
    4,161,821.60/6,242,732.40 = 2,146,282.40/x
  3. Step 3: Cross multiply
    4,161,821.60x = 6,242,732.40 × 2,146,282.40
  4. Step 4: Simplify right side
    4,161,821.60x = 13,398,666,678,029.76
  5. Step 5: Solve for x
    x = 13,398,666,678,029.76/4,161,821.60
  6. Step 6: Final answer
    x = 3,219,423.60

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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.