Home / 1,768,140.14-2,440,325.85-1,043,165.06

Finding the Fourth Proportional to 1,768,140.14, 2,440,325.85 and 1,043,165.06

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Solution

The fourth proportional to 1,768,140.14, 2,440,325.85 and 1,043,165.06 is: 1,439,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,140.14 : 2,440,325.85 = 1,043,165.06 : x
  2. Step 2: Convert to fraction form
    1,768,140.14/2,440,325.85 = 1,043,165.06/x
  3. Step 3: Cross multiply
    1,768,140.14x = 2,440,325.85 × 1,043,165.06
  4. Step 4: Simplify right side
    1,768,140.14x = 2,545,662,661,734.80
  5. Step 5: Solve for x
    x = 2,545,662,661,734.80/1,768,140.14
  6. Step 6: Final answer
    x = 1,439,740.33

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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.