Home / 5,160,800.66-7,736,870.73-2,281,702.64

Finding the Fourth Proportional to 5,160,800.66, 7,736,870.73 and 2,281,702.64

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Solution

The fourth proportional to 5,160,800.66, 7,736,870.73 and 2,281,702.64 is: 3,420,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,800.66 : 7,736,870.73 = 2,281,702.64 : x
  2. Step 2: Convert to fraction form
    5,160,800.66/7,736,870.73 = 2,281,702.64/x
  3. Step 3: Cross multiply
    5,160,800.66x = 7,736,870.73 × 2,281,702.64
  4. Step 4: Simplify right side
    5,160,800.66x = 17,653,238,369,979.73
  5. Step 5: Solve for x
    x = 17,653,238,369,979.73/5,160,800.66
  6. Step 6: Final answer
    x = 3,420,639.46

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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.