Home / 1,372,264.42-1,893,670.50-760,443.07

Finding the Fourth Proportional to 1,372,264.42, 1,893,670.50 and 760,443.07

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Solution

The fourth proportional to 1,372,264.42, 1,893,670.50 and 760,443.07 is: 1,049,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,264.42 : 1,893,670.50 = 760,443.07 : x
  2. Step 2: Convert to fraction form
    1,372,264.42/1,893,670.50 = 760,443.07/x
  3. Step 3: Cross multiply
    1,372,264.42x = 1,893,670.50 × 760,443.07
  4. Step 4: Simplify right side
    1,372,264.42x = 1,440,028,608,588.43
  5. Step 5: Solve for x
    x = 1,440,028,608,588.43/1,372,264.42
  6. Step 6: Final answer
    x = 1,049,381.29

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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.