Home / 3,192,702.28-4,405,942.35-1,742,428.46

Finding the Fourth Proportional to 3,192,702.28, 4,405,942.35 and 1,742,428.46

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Solution

The fourth proportional to 3,192,702.28, 4,405,942.35 and 1,742,428.46 is: 2,404,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,702.28 : 4,405,942.35 = 1,742,428.46 : x
  2. Step 2: Convert to fraction form
    3,192,702.28/4,405,942.35 = 1,742,428.46/x
  3. Step 3: Cross multiply
    3,192,702.28x = 4,405,942.35 × 1,742,428.46
  4. Step 4: Simplify right side
    3,192,702.28x = 7,677,039,354,774.14
  5. Step 5: Solve for x
    x = 7,677,039,354,774.14/3,192,702.28
  6. Step 6: Final answer
    x = 2,404,558.49

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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.