Home / 3,561,000.10-5,341,370.55-1,430,505.70

Finding the Fourth Proportional to 3,561,000.10, 5,341,370.55 and 1,430,505.70

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Solution

The fourth proportional to 3,561,000.10, 5,341,370.55 and 1,430,505.70 is: 2,145,706.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,000.10 : 5,341,370.55 = 1,430,505.70 : x
  2. Step 2: Convert to fraction form
    3,561,000.10/5,341,370.55 = 1,430,505.70/x
  3. Step 3: Cross multiply
    3,561,000.10x = 5,341,370.55 × 1,430,505.70
  4. Step 4: Simplify right side
    3,561,000.10x = 7,640,861,017,587.14
  5. Step 5: Solve for x
    x = 7,640,861,017,587.14/3,561,000.10
  6. Step 6: Final answer
    x = 2,145,706.49

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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.