Home / 2,146,318.40-3,219,477.60-1,610,940.80

Finding the Fourth Proportional to 2,146,318.40, 3,219,477.60 and 1,610,940.80

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Solution

The fourth proportional to 2,146,318.40, 3,219,477.60 and 1,610,940.80 is: 2,416,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,318.40 : 3,219,477.60 = 1,610,940.80 : x
  2. Step 2: Convert to fraction form
    2,146,318.40/3,219,477.60 = 1,610,940.80/x
  3. Step 3: Cross multiply
    2,146,318.40x = 3,219,477.60 × 1,610,940.80
  4. Step 4: Simplify right side
    2,146,318.40x = 5,186,387,820,526.08
  5. Step 5: Solve for x
    x = 5,186,387,820,526.08/2,146,318.40
  6. Step 6: Final answer
    x = 2,416,411.20

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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.