Home / 2,487,665.64-3,731,485.74-971,502.54

Finding the Fourth Proportional to 2,487,665.64, 3,731,485.74 and 971,502.54

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Solution

The fourth proportional to 2,487,665.64, 3,731,485.74 and 971,502.54 is: 1,457,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,665.64 : 3,731,485.74 = 971,502.54 : x
  2. Step 2: Convert to fraction form
    2,487,665.64/3,731,485.74 = 971,502.54/x
  3. Step 3: Cross multiply
    2,487,665.64x = 3,731,485.74 × 971,502.54
  4. Step 4: Simplify right side
    2,487,665.64x = 3,625,147,874,383.78
  5. Step 5: Solve for x
    x = 3,625,147,874,383.78/2,487,665.64
  6. Step 6: Final answer
    x = 1,457,248.84

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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.