Home / 1,107,076.62-1,527,782.67-654,409.74

Finding the Fourth Proportional to 1,107,076.62, 1,527,782.67 and 654,409.74

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Solution

The fourth proportional to 1,107,076.62, 1,527,782.67 and 654,409.74 is: 903,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,076.62 : 1,527,782.67 = 654,409.74 : x
  2. Step 2: Convert to fraction form
    1,107,076.62/1,527,782.67 = 654,409.74/x
  3. Step 3: Cross multiply
    1,107,076.62x = 1,527,782.67 × 654,409.74
  4. Step 4: Simplify right side
    1,107,076.62x = 999,795,859,851.21
  5. Step 5: Solve for x
    x = 999,795,859,851.21/1,107,076.62
  6. Step 6: Final answer
    x = 903,095.45

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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.