Home / 1,896,694.71-2,617,441.28-1,069,779.07

Finding the Fourth Proportional to 1,896,694.71, 2,617,441.28 and 1,069,779.07

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Solution

The fourth proportional to 1,896,694.71, 2,617,441.28 and 1,069,779.07 is: 1,476,296.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,694.71 : 2,617,441.28 = 1,069,779.07 : x
  2. Step 2: Convert to fraction form
    1,896,694.71/2,617,441.28 = 1,069,779.07/x
  3. Step 3: Cross multiply
    1,896,694.71x = 2,617,441.28 × 1,069,779.07
  4. Step 4: Simplify right side
    1,896,694.71x = 2,800,083,898,298.01
  5. Step 5: Solve for x
    x = 2,800,083,898,298.01/1,896,694.71
  6. Step 6: Final answer
    x = 1,476,296.57

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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.