Home / 1,444,621.36-2,167,817.79-646,577.77

Finding the Fourth Proportional to 1,444,621.36, 2,167,817.79 and 646,577.77

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Solution

The fourth proportional to 1,444,621.36, 2,167,817.79 and 646,577.77 is: 970,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,621.36 : 2,167,817.79 = 646,577.77 : x
  2. Step 2: Convert to fraction form
    1,444,621.36/2,167,817.79 = 646,577.77/x
  3. Step 3: Cross multiply
    1,444,621.36x = 2,167,817.79 × 646,577.77
  4. Step 4: Simplify right side
    1,444,621.36x = 1,401,662,792,424.53
  5. Step 5: Solve for x
    x = 1,401,662,792,424.53/1,444,621.36
  6. Step 6: Final answer
    x = 970,263.10

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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.