Home / 5,076,258.85-7,615,111.88-1,664,812.36

Finding the Fourth Proportional to 5,076,258.85, 7,615,111.88 and 1,664,812.36

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Solution

The fourth proportional to 5,076,258.85, 7,615,111.88 and 1,664,812.36 is: 2,497,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,258.85 : 7,615,111.88 = 1,664,812.36 : x
  2. Step 2: Convert to fraction form
    5,076,258.85/7,615,111.88 = 1,664,812.36/x
  3. Step 3: Cross multiply
    5,076,258.85x = 7,615,111.88 × 1,664,812.36
  4. Step 4: Simplify right side
    5,076,258.85x = 12,677,732,380,606.84
  5. Step 5: Solve for x
    x = 12,677,732,380,606.84/5,076,258.85
  6. Step 6: Final answer
    x = 2,497,455.85

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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.