Home / 1,061,406.72-1,592,732.16-761,564.16

Finding the Fourth Proportional to 1,061,406.72, 1,592,732.16 and 761,564.16

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Solution

The fourth proportional to 1,061,406.72, 1,592,732.16 and 761,564.16 is: 1,142,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,406.72 : 1,592,732.16 = 761,564.16 : x
  2. Step 2: Convert to fraction form
    1,061,406.72/1,592,732.16 = 761,564.16/x
  3. Step 3: Cross multiply
    1,061,406.72x = 1,592,732.16 × 761,564.16
  4. Step 4: Simplify right side
    1,061,406.72x = 1,212,967,729,535.39
  5. Step 5: Solve for x
    x = 1,212,967,729,535.39/1,061,406.72
  6. Step 6: Final answer
    x = 1,142,792.59

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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.