Home / 1,742,072.40-2,612,512.78-662,324.58

Finding the Fourth Proportional to 1,742,072.40, 2,612,512.78 and 662,324.58

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Solution

The fourth proportional to 1,742,072.40, 2,612,512.78 and 662,324.58 is: 993,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,072.40 : 2,612,512.78 = 662,324.58 : x
  2. Step 2: Convert to fraction form
    1,742,072.40/2,612,512.78 = 662,324.58/x
  3. Step 3: Cross multiply
    1,742,072.40x = 2,612,512.78 × 662,324.58
  4. Step 4: Simplify right side
    1,742,072.40x = 1,730,331,428,102.32
  5. Step 5: Solve for x
    x = 1,730,331,428,102.32/1,742,072.40
  6. Step 6: Final answer
    x = 993,260.34

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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.