Home / 2,174,051.46-3,000,430.82-1,243,845.64

Finding the Fourth Proportional to 2,174,051.46, 3,000,430.82 and 1,243,845.64

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Solution

The fourth proportional to 2,174,051.46, 3,000,430.82 and 1,243,845.64 is: 1,716,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,051.46 : 3,000,430.82 = 1,243,845.64 : x
  2. Step 2: Convert to fraction form
    2,174,051.46/3,000,430.82 = 1,243,845.64/x
  3. Step 3: Cross multiply
    2,174,051.46x = 3,000,430.82 × 1,243,845.64
  4. Step 4: Simplify right side
    2,174,051.46x = 3,732,072,772,357.24
  5. Step 5: Solve for x
    x = 3,732,072,772,357.24/2,174,051.46
  6. Step 6: Final answer
    x = 1,716,644.17

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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.