Home / 1,376,070.72-2,064,236.40-534,687.36

Finding the Fourth Proportional to 1,376,070.72, 2,064,236.40 and 534,687.36

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Solution

The fourth proportional to 1,376,070.72, 2,064,236.40 and 534,687.36 is: 802,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,070.72 : 2,064,236.40 = 534,687.36 : x
  2. Step 2: Convert to fraction form
    1,376,070.72/2,064,236.40 = 534,687.36/x
  3. Step 3: Cross multiply
    1,376,070.72x = 2,064,236.40 × 534,687.36
  4. Step 4: Simplify right side
    1,376,070.72x = 1,103,721,111,131.90
  5. Step 5: Solve for x
    x = 1,103,721,111,131.90/1,376,070.72
  6. Step 6: Final answer
    x = 802,081.68

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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.