Home / 3,403,737.60-5,105,606.40-3,120,302.40

Finding the Fourth Proportional to 3,403,737.60, 5,105,606.40 and 3,120,302.40

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Solution

The fourth proportional to 3,403,737.60, 5,105,606.40 and 3,120,302.40 is: 4,680,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403,737.60 : 5,105,606.40 = 3,120,302.40 : x
  2. Step 2: Convert to fraction form
    3,403,737.60/5,105,606.40 = 3,120,302.40/x
  3. Step 3: Cross multiply
    3,403,737.60x = 5,105,606.40 × 3,120,302.40
  4. Step 4: Simplify right side
    3,403,737.60x = 15,931,035,903,375.36
  5. Step 5: Solve for x
    x = 15,931,035,903,375.36/3,403,737.60
  6. Step 6: Final answer
    x = 4,680,453.60

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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.