Home / 1,500,954.26-2,071,317.29-812,625.98

Finding the Fourth Proportional to 1,500,954.26, 2,071,317.29 and 812,625.98

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Solution

The fourth proportional to 1,500,954.26, 2,071,317.29 and 812,625.98 is: 1,121,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,954.26 : 2,071,317.29 = 812,625.98 : x
  2. Step 2: Convert to fraction form
    1,500,954.26/2,071,317.29 = 812,625.98/x
  3. Step 3: Cross multiply
    1,500,954.26x = 2,071,317.29 × 812,625.98
  4. Step 4: Simplify right side
    1,500,954.26x = 1,683,206,228,257.48
  5. Step 5: Solve for x
    x = 1,683,206,228,257.48/1,500,954.26
  6. Step 6: Final answer
    x = 1,121,424.07

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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.