Home / 1,054,621.03-1,455,369.77-571,175.11

Finding the Fourth Proportional to 1,054,621.03, 1,455,369.77 and 571,175.11

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Solution

The fourth proportional to 1,054,621.03, 1,455,369.77 and 571,175.11 is: 788,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,621.03 : 1,455,369.77 = 571,175.11 : x
  2. Step 2: Convert to fraction form
    1,054,621.03/1,455,369.77 = 571,175.11/x
  3. Step 3: Cross multiply
    1,054,621.03x = 1,455,369.77 × 571,175.11
  4. Step 4: Simplify right side
    1,054,621.03x = 831,270,988,470.43
  5. Step 5: Solve for x
    x = 831,270,988,470.43/1,054,621.03
  6. Step 6: Final answer
    x = 788,217.72

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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.