Home / 1,274,679.72-1,912,347.63-376,085.16

Finding the Fourth Proportional to 1,274,679.72, 1,912,347.63 and 376,085.16

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Solution

The fourth proportional to 1,274,679.72, 1,912,347.63 and 376,085.16 is: 564,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,679.72 : 1,912,347.63 = 376,085.16 : x
  2. Step 2: Convert to fraction form
    1,274,679.72/1,912,347.63 = 376,085.16/x
  3. Step 3: Cross multiply
    1,274,679.72x = 1,912,347.63 × 376,085.16
  4. Step 4: Simplify right side
    1,274,679.72x = 719,205,564,404.17
  5. Step 5: Solve for x
    x = 719,205,564,404.17/1,274,679.72
  6. Step 6: Final answer
    x = 564,224.53

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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.