Home / 1,901,936.80-2,849,900.40-702,205.60

Finding the Fourth Proportional to 1,901,936.80, 2,849,900.40 and 702,205.60

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Solution

The fourth proportional to 1,901,936.80, 2,849,900.40 and 702,205.60 is: 1,052,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,936.80 : 2,849,900.40 = 702,205.60 : x
  2. Step 2: Convert to fraction form
    1,901,936.80/2,849,900.40 = 702,205.60/x
  3. Step 3: Cross multiply
    1,901,936.80x = 2,849,900.40 × 702,205.60
  4. Step 4: Simplify right side
    1,901,936.80x = 2,001,216,020,322.24
  5. Step 5: Solve for x
    x = 2,001,216,020,322.24/1,901,936.80
  6. Step 6: Final answer
    x = 1,052,199.01

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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.