Home / 874,994.37-1,312,962.08-843,146.52

Finding the Fourth Proportional to 874,994.37, 1,312,962.08 and 843,146.52

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Solution

The fourth proportional to 874,994.37, 1,312,962.08 and 843,146.52 is: 1,265,173.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,994.37 : 1,312,962.08 = 843,146.52 : x
  2. Step 2: Convert to fraction form
    874,994.37/1,312,962.08 = 843,146.52/x
  3. Step 3: Cross multiply
    874,994.37x = 1,312,962.08 × 843,146.52
  4. Step 4: Simplify right side
    874,994.37x = 1,107,019,404,428.23
  5. Step 5: Solve for x
    x = 1,107,019,404,428.23/874,994.37
  6. Step 6: Final answer
    x = 1,265,173.17

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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.