Home / 1,353,709.04-2,030,568.36-342,830.72

Finding the Fourth Proportional to 1,353,709.04, 2,030,568.36 and 342,830.72

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Solution

The fourth proportional to 1,353,709.04, 2,030,568.36 and 342,830.72 is: 514,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,709.04 : 2,030,568.36 = 342,830.72 : x
  2. Step 2: Convert to fraction form
    1,353,709.04/2,030,568.36 = 342,830.72/x
  3. Step 3: Cross multiply
    1,353,709.04x = 2,030,568.36 × 342,830.72
  4. Step 4: Simplify right side
    1,353,709.04x = 696,141,212,868.02
  5. Step 5: Solve for x
    x = 696,141,212,868.02/1,353,709.04
  6. Step 6: Final answer
    x = 514,247.30

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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.