Home / 1,637,147.83-2,259,333.68-911,994.67

Finding the Fourth Proportional to 1,637,147.83, 2,259,333.68 and 911,994.67

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Solution

The fourth proportional to 1,637,147.83, 2,259,333.68 and 911,994.67 is: 1,258,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,147.83 : 2,259,333.68 = 911,994.67 : x
  2. Step 2: Convert to fraction form
    1,637,147.83/2,259,333.68 = 911,994.67/x
  3. Step 3: Cross multiply
    1,637,147.83x = 2,259,333.68 × 911,994.67
  4. Step 4: Simplify right side
    1,637,147.83x = 2,060,500,273,911.49
  5. Step 5: Solve for x
    x = 2,060,500,273,911.49/1,637,147.83
  6. Step 6: Final answer
    x = 1,258,591.46

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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.