Home / 2,339,769.84-3,509,645.52-742,457.46

Finding the Fourth Proportional to 2,339,769.84, 3,509,645.52 and 742,457.46

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Solution

The fourth proportional to 2,339,769.84, 3,509,645.52 and 742,457.46 is: 1,113,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,769.84 : 3,509,645.52 = 742,457.46 : x
  2. Step 2: Convert to fraction form
    2,339,769.84/3,509,645.52 = 742,457.46/x
  3. Step 3: Cross multiply
    2,339,769.84x = 3,509,645.52 × 742,457.46
  4. Step 4: Simplify right side
    2,339,769.84x = 2,605,762,498,279.58
  5. Step 5: Solve for x
    x = 2,605,762,498,279.58/2,339,769.84
  6. Step 6: Final answer
    x = 1,113,683.26

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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.