Home / 1,628,189.67-2,441,941.65-1,050,081.28

Finding the Fourth Proportional to 1,628,189.67, 2,441,941.65 and 1,050,081.28

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Solution

The fourth proportional to 1,628,189.67, 2,441,941.65 and 1,050,081.28 is: 1,574,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,189.67 : 2,441,941.65 = 1,050,081.28 : x
  2. Step 2: Convert to fraction form
    1,628,189.67/2,441,941.65 = 1,050,081.28/x
  3. Step 3: Cross multiply
    1,628,189.67x = 2,441,941.65 × 1,050,081.28
  4. Step 4: Simplify right side
    1,628,189.67x = 2,564,237,213,517.31
  5. Step 5: Solve for x
    x = 2,564,237,213,517.31/1,628,189.67
  6. Step 6: Final answer
    x = 1,574,900.80

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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.