Home / 1,765,028.57-2,434,929.53-1,039,528.58

Finding the Fourth Proportional to 1,765,028.57, 2,434,929.53 and 1,039,528.58

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Solution

The fourth proportional to 1,765,028.57, 2,434,929.53 and 1,039,528.58 is: 1,434,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,028.57 : 2,434,929.53 = 1,039,528.58 : x
  2. Step 2: Convert to fraction form
    1,765,028.57/2,434,929.53 = 1,039,528.58/x
  3. Step 3: Cross multiply
    1,765,028.57x = 2,434,929.53 × 1,039,528.58
  4. Step 4: Simplify right side
    1,765,028.57x = 2,531,178,819,348.68
  5. Step 5: Solve for x
    x = 2,531,178,819,348.68/1,765,028.57
  6. Step 6: Final answer
    x = 1,434,072.44

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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.