Home / 1,147,023.68-1,582,918.62-630,745.10

Finding the Fourth Proportional to 1,147,023.68, 1,582,918.62 and 630,745.10

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Solution

The fourth proportional to 1,147,023.68, 1,582,918.62 and 630,745.10 is: 870,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,023.68 : 1,582,918.62 = 630,745.10 : x
  2. Step 2: Convert to fraction form
    1,147,023.68/1,582,918.62 = 630,745.10/x
  3. Step 3: Cross multiply
    1,147,023.68x = 1,582,918.62 × 630,745.10
  4. Step 4: Simplify right side
    1,147,023.68x = 998,418,163,263.76
  5. Step 5: Solve for x
    x = 998,418,163,263.76/1,147,023.68
  6. Step 6: Final answer
    x = 870,442.50

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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.