Home / 5,076,999.32-7,615,400.70-1,238,846.72

Finding the Fourth Proportional to 5,076,999.32, 7,615,400.70 and 1,238,846.72

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Solution

The fourth proportional to 5,076,999.32, 7,615,400.70 and 1,238,846.72 is: 1,858,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,999.32 : 7,615,400.70 = 1,238,846.72 : x
  2. Step 2: Convert to fraction form
    5,076,999.32/7,615,400.70 = 1,238,846.72/x
  3. Step 3: Cross multiply
    5,076,999.32x = 7,615,400.70 × 1,238,846.72
  4. Step 4: Simplify right side
    5,076,999.32x = 9,434,314,178,680.70
  5. Step 5: Solve for x
    x = 9,434,314,178,680.70/5,076,999.32
  6. Step 6: Final answer
    x = 1,858,246.10

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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.