Home / 1,370,177.72-2,052,607.96-1,009,694.60

Finding the Fourth Proportional to 1,370,177.72, 2,052,607.96 and 1,009,694.60

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Solution

The fourth proportional to 1,370,177.72, 2,052,607.96 and 1,009,694.60 is: 1,512,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,177.72 : 2,052,607.96 = 1,009,694.60 : x
  2. Step 2: Convert to fraction form
    1,370,177.72/2,052,607.96 = 1,009,694.60/x
  3. Step 3: Cross multiply
    1,370,177.72x = 2,052,607.96 × 1,009,694.60
  4. Step 4: Simplify right side
    1,370,177.72x = 2,072,507,173,129.02
  5. Step 5: Solve for x
    x = 2,072,507,173,129.02/1,370,177.72
  6. Step 6: Final answer
    x = 1,512,582.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.