Home / 1,070,869.23-1,477,785.74-611,978.54

Finding the Fourth Proportional to 1,070,869.23, 1,477,785.74 and 611,978.54

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Solution

The fourth proportional to 1,070,869.23, 1,477,785.74 and 611,978.54 is: 844,522.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,869.23 : 1,477,785.74 = 611,978.54 : x
  2. Step 2: Convert to fraction form
    1,070,869.23/1,477,785.74 = 611,978.54/x
  3. Step 3: Cross multiply
    1,070,869.23x = 1,477,785.74 × 611,978.54
  4. Step 4: Simplify right side
    1,070,869.23x = 904,373,149,149.20
  5. Step 5: Solve for x
    x = 904,373,149,149.20/1,070,869.23
  6. Step 6: Final answer
    x = 844,522.49

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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.