Home / 1,200,158.84-1,656,202.95-683,943.41

Finding the Fourth Proportional to 1,200,158.84, 1,656,202.95 and 683,943.41

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Solution

The fourth proportional to 1,200,158.84, 1,656,202.95 and 683,943.41 is: 943,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,158.84 : 1,656,202.95 = 683,943.41 : x
  2. Step 2: Convert to fraction form
    1,200,158.84/1,656,202.95 = 683,943.41/x
  3. Step 3: Cross multiply
    1,200,158.84x = 1,656,202.95 × 683,943.41
  4. Step 4: Simplify right side
    1,200,158.84x = 1,132,749,097,415.57
  5. Step 5: Solve for x
    x = 1,132,749,097,415.57/1,200,158.84
  6. Step 6: Final answer
    x = 943,832.65

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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.