Home / 3,157,407.19-4,357,218.21-1,707,099.18

Finding the Fourth Proportional to 3,157,407.19, 4,357,218.21 and 1,707,099.18

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Solution

The fourth proportional to 3,157,407.19, 4,357,218.21 and 1,707,099.18 is: 2,355,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,407.19 : 4,357,218.21 = 1,707,099.18 : x
  2. Step 2: Convert to fraction form
    3,157,407.19/4,357,218.21 = 1,707,099.18/x
  3. Step 3: Cross multiply
    3,157,407.19x = 4,357,218.21 × 1,707,099.18
  4. Step 4: Simplify right side
    3,157,407.19x = 7,438,203,633,372.07
  5. Step 5: Solve for x
    x = 7,438,203,633,372.07/3,157,407.19
  6. Step 6: Final answer
    x = 2,355,794.86

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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.