Home / 1,130,187.38-1,559,659.19-620,922.56

Finding the Fourth Proportional to 1,130,187.38, 1,559,659.19 and 620,922.56

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Solution

The fourth proportional to 1,130,187.38, 1,559,659.19 and 620,922.56 is: 856,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,187.38 : 1,559,659.19 = 620,922.56 : x
  2. Step 2: Convert to fraction form
    1,130,187.38/1,559,659.19 = 620,922.56/x
  3. Step 3: Cross multiply
    1,130,187.38x = 1,559,659.19 × 620,922.56
  4. Step 4: Simplify right side
    1,130,187.38x = 968,427,566,079.42
  5. Step 5: Solve for x
    x = 968,427,566,079.42/1,130,187.38
  6. Step 6: Final answer
    x = 856,873.46

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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.