Home / 1,138,258.06-1,570,777.02-622,000.60

Finding the Fourth Proportional to 1,138,258.06, 1,570,777.02 and 622,000.60

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Solution

The fourth proportional to 1,138,258.06, 1,570,777.02 and 622,000.60 is: 858,350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,258.06 : 1,570,777.02 = 622,000.60 : x
  2. Step 2: Convert to fraction form
    1,138,258.06/1,570,777.02 = 622,000.60/x
  3. Step 3: Cross multiply
    1,138,258.06x = 1,570,777.02 × 622,000.60
  4. Step 4: Simplify right side
    1,138,258.06x = 977,024,248,906.21
  5. Step 5: Solve for x
    x = 977,024,248,906.21/1,138,258.06
  6. Step 6: Final answer
    x = 858,350.39

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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.