Home / 1,201,621.77-1,803,053.97-528,175.89

Finding the Fourth Proportional to 1,201,621.77, 1,803,053.97 and 528,175.89

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Solution

The fourth proportional to 1,201,621.77, 1,803,053.97 and 528,175.89 is: 792,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,621.77 : 1,803,053.97 = 528,175.89 : x
  2. Step 2: Convert to fraction form
    1,201,621.77/1,803,053.97 = 528,175.89/x
  3. Step 3: Cross multiply
    1,201,621.77x = 1,803,053.97 × 528,175.89
  4. Step 4: Simplify right side
    1,201,621.77x = 952,329,635,322.78
  5. Step 5: Solve for x
    x = 952,329,635,322.78/1,201,621.77
  6. Step 6: Final answer
    x = 792,536.94

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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.