Home / 3,159,796.50-4,360,631.36-1,783,475.28

Finding the Fourth Proportional to 3,159,796.50, 4,360,631.36 and 1,783,475.28

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Solution

The fourth proportional to 3,159,796.50, 4,360,631.36 and 1,783,475.28 is: 2,461,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,796.50 : 4,360,631.36 = 1,783,475.28 : x
  2. Step 2: Convert to fraction form
    3,159,796.50/4,360,631.36 = 1,783,475.28/x
  3. Step 3: Cross multiply
    3,159,796.50x = 4,360,631.36 × 1,783,475.28
  4. Step 4: Simplify right side
    3,159,796.50x = 7,777,078,226,835.41
  5. Step 5: Solve for x
    x = 7,777,078,226,835.41/3,159,796.50
  6. Step 6: Final answer
    x = 2,461,259.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.