Home / 2,153,753.40-3,230,630.10-2,112,281.40

Finding the Fourth Proportional to 2,153,753.40, 3,230,630.10 and 2,112,281.40

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Solution

The fourth proportional to 2,153,753.40, 3,230,630.10 and 2,112,281.40 is: 3,168,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,753.40 : 3,230,630.10 = 2,112,281.40 : x
  2. Step 2: Convert to fraction form
    2,153,753.40/3,230,630.10 = 2,112,281.40/x
  3. Step 3: Cross multiply
    2,153,753.40x = 3,230,630.10 × 2,112,281.40
  4. Step 4: Simplify right side
    2,153,753.40x = 6,823,999,870,510.14
  5. Step 5: Solve for x
    x = 6,823,999,870,510.14/2,153,753.40
  6. Step 6: Final answer
    x = 3,168,422.10

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Similar ratio
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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.