Home / 2,156,827.20-3,235,240.80-736,670.40

Finding the Fourth Proportional to 2,156,827.20, 3,235,240.80 and 736,670.40

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Solution

The fourth proportional to 2,156,827.20, 3,235,240.80 and 736,670.40 is: 1,105,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,827.20 : 3,235,240.80 = 736,670.40 : x
  2. Step 2: Convert to fraction form
    2,156,827.20/3,235,240.80 = 736,670.40/x
  3. Step 3: Cross multiply
    2,156,827.20x = 3,235,240.80 × 736,670.40
  4. Step 4: Simplify right side
    2,156,827.20x = 2,383,306,134,232.32
  5. Step 5: Solve for x
    x = 2,383,306,134,232.32/2,156,827.20
  6. Step 6: Final answer
    x = 1,105,005.60

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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.