Home / 1,534,130.86-2,116,222.72-960,174.58

Finding the Fourth Proportional to 1,534,130.86, 2,116,222.72 and 960,174.58

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Solution

The fourth proportional to 1,534,130.86, 2,116,222.72 and 960,174.58 is: 1,324,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,130.86 : 2,116,222.72 = 960,174.58 : x
  2. Step 2: Convert to fraction form
    1,534,130.86/2,116,222.72 = 960,174.58/x
  3. Step 3: Cross multiply
    1,534,130.86x = 2,116,222.72 × 960,174.58
  4. Step 4: Simplify right side
    1,534,130.86x = 2,031,943,261,362.46
  5. Step 5: Solve for x
    x = 2,031,943,261,362.46/1,534,130.86
  6. Step 6: Final answer
    x = 1,324,491.49

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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.