Home / 3,742,005.69-5,163,966.54-2,023,125.75

Finding the Fourth Proportional to 3,742,005.69, 5,163,966.54 and 2,023,125.75

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Solution

The fourth proportional to 3,742,005.69, 5,163,966.54 and 2,023,125.75 is: 2,791,912.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,005.69 : 5,163,966.54 = 2,023,125.75 : x
  2. Step 2: Convert to fraction form
    3,742,005.69/5,163,966.54 = 2,023,125.75/x
  3. Step 3: Cross multiply
    3,742,005.69x = 5,163,966.54 × 2,023,125.75
  4. Step 4: Simplify right side
    3,742,005.69x = 10,447,353,679,212.40
  5. Step 5: Solve for x
    x = 10,447,353,679,212.40/3,742,005.69
  6. Step 6: Final answer
    x = 2,791,912.83

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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.