Home / 2,076,611.70-2,866,337.01-1,217,357.94

Finding the Fourth Proportional to 2,076,611.70, 2,866,337.01 and 1,217,357.94

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Solution

The fourth proportional to 2,076,611.70, 2,866,337.01 and 1,217,357.94 is: 1,680,313.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,611.70 : 2,866,337.01 = 1,217,357.94 : x
  2. Step 2: Convert to fraction form
    2,076,611.70/2,866,337.01 = 1,217,357.94/x
  3. Step 3: Cross multiply
    2,076,611.70x = 2,866,337.01 × 1,217,357.94
  4. Step 4: Simplify right side
    2,076,611.70x = 3,489,358,117,839.36
  5. Step 5: Solve for x
    x = 3,489,358,117,839.36/2,076,611.70
  6. Step 6: Final answer
    x = 1,680,313.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.