Home / 3,689,510.69-5,529,063.84-1,742,161.53

Finding the Fourth Proportional to 3,689,510.69, 5,529,063.84 and 1,742,161.53

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Solution

The fourth proportional to 3,689,510.69, 5,529,063.84 and 1,742,161.53 is: 2,610,785.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,510.69 : 5,529,063.84 = 1,742,161.53 : x
  2. Step 2: Convert to fraction form
    3,689,510.69/5,529,063.84 = 1,742,161.53/x
  3. Step 3: Cross multiply
    3,689,510.69x = 5,529,063.84 × 1,742,161.53
  4. Step 4: Simplify right side
    3,689,510.69x = 9,632,522,318,962.07
  5. Step 5: Solve for x
    x = 9,632,522,318,962.07/3,689,510.69
  6. Step 6: Final answer
    x = 2,610,785.86

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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.