Home / 1,899,692.60-2,849,538.90-1,870,201.40

Finding the Fourth Proportional to 1,899,692.60, 2,849,538.90 and 1,870,201.40

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Solution

The fourth proportional to 1,899,692.60, 2,849,538.90 and 1,870,201.40 is: 2,805,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,692.60 : 2,849,538.90 = 1,870,201.40 : x
  2. Step 2: Convert to fraction form
    1,899,692.60/2,849,538.90 = 1,870,201.40/x
  3. Step 3: Cross multiply
    1,899,692.60x = 2,849,538.90 × 1,870,201.40
  4. Step 4: Simplify right side
    1,899,692.60x = 5,329,211,640,134.46
  5. Step 5: Solve for x
    x = 5,329,211,640,134.46/1,899,692.60
  6. Step 6: Final answer
    x = 2,805,302.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.