Home / 2,664,746.46-3,997,085.13-642,973.32

Finding the Fourth Proportional to 2,664,746.46, 3,997,085.13 and 642,973.32

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Solution

The fourth proportional to 2,664,746.46, 3,997,085.13 and 642,973.32 is: 964,451.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,746.46 : 3,997,085.13 = 642,973.32 : x
  2. Step 2: Convert to fraction form
    2,664,746.46/3,997,085.13 = 642,973.32/x
  3. Step 3: Cross multiply
    2,664,746.46x = 3,997,085.13 × 642,973.32
  4. Step 4: Simplify right side
    2,664,746.46x = 2,570,019,096,358.73
  5. Step 5: Solve for x
    x = 2,570,019,096,358.73/2,664,746.46
  6. Step 6: Final answer
    x = 964,451.64

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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.