Home / 4,115,561.40-6,173,342.10-1,276,543.80

Finding the Fourth Proportional to 4,115,561.40, 6,173,342.10 and 1,276,543.80

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Solution

The fourth proportional to 4,115,561.40, 6,173,342.10 and 1,276,543.80 is: 1,914,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,561.40 : 6,173,342.10 = 1,276,543.80 : x
  2. Step 2: Convert to fraction form
    4,115,561.40/6,173,342.10 = 1,276,543.80/x
  3. Step 3: Cross multiply
    4,115,561.40x = 6,173,342.10 × 1,276,543.80
  4. Step 4: Simplify right side
    4,115,561.40x = 7,880,541,583,033.98
  5. Step 5: Solve for x
    x = 7,880,541,583,033.98/4,115,561.40
  6. Step 6: Final answer
    x = 1,914,815.70

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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.