Home / 1,138,976.01-1,571,737.10-655,556.67

Finding the Fourth Proportional to 1,138,976.01, 1,571,737.10 and 655,556.67

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Solution

The fourth proportional to 1,138,976.01, 1,571,737.10 and 655,556.67 is: 904,639.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,976.01 : 1,571,737.10 = 655,556.67 : x
  2. Step 2: Convert to fraction form
    1,138,976.01/1,571,737.10 = 655,556.67/x
  3. Step 3: Cross multiply
    1,138,976.01x = 1,571,737.10 × 655,556.67
  4. Step 4: Simplify right side
    1,138,976.01x = 1,030,362,736,113.67
  5. Step 5: Solve for x
    x = 1,030,362,736,113.67/1,138,976.01
  6. Step 6: Final answer
    x = 904,639.54

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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.