Home / 4,878,312.96-7,313,562-2,318,243.16

Finding the Fourth Proportional to 4,878,312.96, 7,313,562 and 2,318,243.16

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Solution

The fourth proportional to 4,878,312.96, 7,313,562 and 2,318,243.16 is: 3,475,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,312.96 : 7,313,562 = 2,318,243.16 : x
  2. Step 2: Convert to fraction form
    4,878,312.96/7,313,562 = 2,318,243.16/x
  3. Step 3: Cross multiply
    4,878,312.96x = 7,313,562 × 2,318,243.16
  4. Step 4: Simplify right side
    4,878,312.96x = 16,954,615,081,735.92
  5. Step 5: Solve for x
    x = 16,954,615,081,735.92/4,878,312.96
  6. Step 6: Final answer
    x = 3,475,507.87

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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.