Home / 3,571,305.39-4,928,426.37-1,939,715.91

Finding the Fourth Proportional to 3,571,305.39, 4,928,426.37 and 1,939,715.91

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Solution

The fourth proportional to 3,571,305.39, 4,928,426.37 and 1,939,715.91 is: 2,676,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,305.39 : 4,928,426.37 = 1,939,715.91 : x
  2. Step 2: Convert to fraction form
    3,571,305.39/4,928,426.37 = 1,939,715.91/x
  3. Step 3: Cross multiply
    3,571,305.39x = 4,928,426.37 × 1,939,715.91
  4. Step 4: Simplify right side
    3,571,305.39x = 9,559,747,041,152.55
  5. Step 5: Solve for x
    x = 9,559,747,041,152.55/3,571,305.39
  6. Step 6: Final answer
    x = 2,676,821.50

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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.