Home / 1,142,212.44-1,712,944.94-534,812.72

Finding the Fourth Proportional to 1,142,212.44, 1,712,944.94 and 534,812.72

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Solution

The fourth proportional to 1,142,212.44, 1,712,944.94 and 534,812.72 is: 802,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,212.44 : 1,712,944.94 = 534,812.72 : x
  2. Step 2: Convert to fraction form
    1,142,212.44/1,712,944.94 = 534,812.72/x
  3. Step 3: Cross multiply
    1,142,212.44x = 1,712,944.94 × 534,812.72
  4. Step 4: Simplify right side
    1,142,212.44x = 916,104,742,571.64
  5. Step 5: Solve for x
    x = 916,104,742,571.64/1,142,212.44
  6. Step 6: Final answer
    x = 802,044.09

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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.