Home / 2,171,359.40-3,257,039.10-1,611,487.40

Finding the Fourth Proportional to 2,171,359.40, 3,257,039.10 and 1,611,487.40

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Solution

The fourth proportional to 2,171,359.40, 3,257,039.10 and 1,611,487.40 is: 2,417,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,359.40 : 3,257,039.10 = 1,611,487.40 : x
  2. Step 2: Convert to fraction form
    2,171,359.40/3,257,039.10 = 1,611,487.40/x
  3. Step 3: Cross multiply
    2,171,359.40x = 3,257,039.10 × 1,611,487.40
  4. Step 4: Simplify right side
    2,171,359.40x = 5,248,677,470,957.34
  5. Step 5: Solve for x
    x = 5,248,677,470,957.34/2,171,359.40
  6. Step 6: Final answer
    x = 2,417,231.10

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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.