Home / 3,419,538.57-4,719,075.08-1,870,764.30

Finding the Fourth Proportional to 3,419,538.57, 4,719,075.08 and 1,870,764.30

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Solution

The fourth proportional to 3,419,538.57, 4,719,075.08 and 1,870,764.30 is: 2,581,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,538.57 : 4,719,075.08 = 1,870,764.30 : x
  2. Step 2: Convert to fraction form
    3,419,538.57/4,719,075.08 = 1,870,764.30/x
  3. Step 3: Cross multiply
    3,419,538.57x = 4,719,075.08 × 1,870,764.30
  4. Step 4: Simplify right side
    3,419,538.57x = 8,828,277,179,329.82
  5. Step 5: Solve for x
    x = 8,828,277,179,329.82/3,419,538.57
  6. Step 6: Final answer
    x = 2,581,715.92

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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.