Home / 1,030,384.83-1,422,101.26-571,647.19

Finding the Fourth Proportional to 1,030,384.83, 1,422,101.26 and 571,647.19

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Solution

The fourth proportional to 1,030,384.83, 1,422,101.26 and 571,647.19 is: 788,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,384.83 : 1,422,101.26 = 571,647.19 : x
  2. Step 2: Convert to fraction form
    1,030,384.83/1,422,101.26 = 571,647.19/x
  3. Step 3: Cross multiply
    1,030,384.83x = 1,422,101.26 × 571,647.19
  4. Step 4: Simplify right side
    1,030,384.83x = 812,940,185,453.72
  5. Step 5: Solve for x
    x = 812,940,185,453.72/1,030,384.83
  6. Step 6: Final answer
    x = 788,967.54

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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.