Home / 1,866,939.28-2,576,428.32-1,141,774

Finding the Fourth Proportional to 1,866,939.28, 2,576,428.32 and 1,141,774

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Solution

The fourth proportional to 1,866,939.28, 2,576,428.32 and 1,141,774 is: 1,575,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,939.28 : 2,576,428.32 = 1,141,774 : x
  2. Step 2: Convert to fraction form
    1,866,939.28/2,576,428.32 = 1,141,774/x
  3. Step 3: Cross multiply
    1,866,939.28x = 2,576,428.32 × 1,141,774
  4. Step 4: Simplify right side
    1,866,939.28x = 2,941,698,868,639.68
  5. Step 5: Solve for x
    x = 2,941,698,868,639.68/1,866,939.28
  6. Step 6: Final answer
    x = 1,575,679.99

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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.