Home / 3,079,286.21-4,249,232.39-1,702,521.87

Finding the Fourth Proportional to 3,079,286.21, 4,249,232.39 and 1,702,521.87

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Solution

The fourth proportional to 3,079,286.21, 4,249,232.39 and 1,702,521.87 is: 2,349,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,286.21 : 4,249,232.39 = 1,702,521.87 : x
  2. Step 2: Convert to fraction form
    3,079,286.21/4,249,232.39 = 1,702,521.87/x
  3. Step 3: Cross multiply
    3,079,286.21x = 4,249,232.39 × 1,702,521.87
  4. Step 4: Simplify right side
    3,079,286.21x = 7,234,411,044,928.60
  5. Step 5: Solve for x
    x = 7,234,411,044,928.60/3,079,286.21
  6. Step 6: Final answer
    x = 2,349,379.23

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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.