Home / 1,071,825.48-1,605,636.18-621,600.48

Finding the Fourth Proportional to 1,071,825.48, 1,605,636.18 and 621,600.48

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Solution

The fourth proportional to 1,071,825.48, 1,605,636.18 and 621,600.48 is: 931,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,825.48 : 1,605,636.18 = 621,600.48 : x
  2. Step 2: Convert to fraction form
    1,071,825.48/1,605,636.18 = 621,600.48/x
  3. Step 3: Cross multiply
    1,071,825.48x = 1,605,636.18 × 621,600.48
  4. Step 4: Simplify right side
    1,071,825.48x = 998,064,220,193.37
  5. Step 5: Solve for x
    x = 998,064,220,193.37/1,071,825.48
  6. Step 6: Final answer
    x = 931,181.65

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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.