Home / 1,880,761.68-2,597,222.52-1,309,364.28

Finding the Fourth Proportional to 1,880,761.68, 2,597,222.52 and 1,309,364.28

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Solution

The fourth proportional to 1,880,761.68, 2,597,222.52 and 1,309,364.28 is: 1,808,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,761.68 : 2,597,222.52 = 1,309,364.28 : x
  2. Step 2: Convert to fraction form
    1,880,761.68/2,597,222.52 = 1,309,364.28/x
  3. Step 3: Cross multiply
    1,880,761.68x = 2,597,222.52 × 1,309,364.28
  4. Step 4: Simplify right side
    1,880,761.68x = 3,400,710,394,899.59
  5. Step 5: Solve for x
    x = 3,400,710,394,899.59/1,880,761.68
  6. Step 6: Final answer
    x = 1,808,155.94

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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.