Home / 1,234,609.94-1,861,168.56-1,152,310.40

Finding the Fourth Proportional to 1,234,609.94, 1,861,168.56 and 1,152,310.40

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Solution

The fourth proportional to 1,234,609.94, 1,861,168.56 and 1,152,310.40 is: 1,737,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,609.94 : 1,861,168.56 = 1,152,310.40 : x
  2. Step 2: Convert to fraction form
    1,234,609.94/1,861,168.56 = 1,152,310.40/x
  3. Step 3: Cross multiply
    1,234,609.94x = 1,861,168.56 × 1,152,310.40
  4. Step 4: Simplify right side
    1,234,609.94x = 2,144,643,878,535.18
  5. Step 5: Solve for x
    x = 2,144,643,878,535.18/1,234,609.94
  6. Step 6: Final answer
    x = 1,737,102.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.