Home / 1,900,028.16-2,850,337.40-638,151.03

Finding the Fourth Proportional to 1,900,028.16, 2,850,337.40 and 638,151.03

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Solution

The fourth proportional to 1,900,028.16, 2,850,337.40 and 638,151.03 is: 957,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,028.16 : 2,850,337.40 = 638,151.03 : x
  2. Step 2: Convert to fraction form
    1,900,028.16/2,850,337.40 = 638,151.03/x
  3. Step 3: Cross multiply
    1,900,028.16x = 2,850,337.40 × 638,151.03
  4. Step 4: Simplify right side
    1,900,028.16x = 1,818,945,744,466.77
  5. Step 5: Solve for x
    x = 1,818,945,744,466.77/1,900,028.16
  6. Step 6: Final answer
    x = 957,325.68

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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.