Home / 2,339,712.83-3,509,693.78-742,400.93

Finding the Fourth Proportional to 2,339,712.83, 3,509,693.78 and 742,400.93

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Solution

The fourth proportional to 2,339,712.83, 3,509,693.78 and 742,400.93 is: 1,113,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,712.83 : 3,509,693.78 = 742,400.93 : x
  2. Step 2: Convert to fraction form
    2,339,712.83/3,509,693.78 = 742,400.93/x
  3. Step 3: Cross multiply
    2,339,712.83x = 3,509,693.78 × 742,400.93
  4. Step 4: Simplify right side
    2,339,712.83x = 2,605,599,905,026.74
  5. Step 5: Solve for x
    x = 2,605,599,905,026.74/2,339,712.83
  6. Step 6: Final answer
    x = 1,113,640.90

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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.