Home / 1,352,419.03-1,866,338.26-779,496.11

Finding the Fourth Proportional to 1,352,419.03, 1,866,338.26 and 779,496.11

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Solution

The fourth proportional to 1,352,419.03, 1,866,338.26 and 779,496.11 is: 1,075,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,419.03 : 1,866,338.26 = 779,496.11 : x
  2. Step 2: Convert to fraction form
    1,352,419.03/1,866,338.26 = 779,496.11/x
  3. Step 3: Cross multiply
    1,352,419.03x = 1,866,338.26 × 779,496.11
  4. Step 4: Simplify right side
    1,352,419.03x = 1,454,803,413,717.17
  5. Step 5: Solve for x
    x = 1,454,803,413,717.17/1,352,419.03
  6. Step 6: Final answer
    x = 1,075,704.63

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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.