Home / 1,100,438.76-1,518,586.14-617,002.41

Finding the Fourth Proportional to 1,100,438.76, 1,518,586.14 and 617,002.41

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Solution

The fourth proportional to 1,100,438.76, 1,518,586.14 and 617,002.41 is: 851,452.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,438.76 : 1,518,586.14 = 617,002.41 : x
  2. Step 2: Convert to fraction form
    1,100,438.76/1,518,586.14 = 617,002.41/x
  3. Step 3: Cross multiply
    1,100,438.76x = 1,518,586.14 × 617,002.41
  4. Step 4: Simplify right side
    1,100,438.76x = 936,971,308,172.60
  5. Step 5: Solve for x
    x = 936,971,308,172.60/1,100,438.76
  6. Step 6: Final answer
    x = 851,452.48

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Double scale
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1.5x scale

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.