Home / 1,232,930.40-1,848,013.20-522,837.60

Finding the Fourth Proportional to 1,232,930.40, 1,848,013.20 and 522,837.60

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Solution

The fourth proportional to 1,232,930.40, 1,848,013.20 and 522,837.60 is: 783,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,930.40 : 1,848,013.20 = 522,837.60 : x
  2. Step 2: Convert to fraction form
    1,232,930.40/1,848,013.20 = 522,837.60/x
  3. Step 3: Cross multiply
    1,232,930.40x = 1,848,013.20 × 522,837.60
  4. Step 4: Simplify right side
    1,232,930.40x = 966,210,786,256.32
  5. Step 5: Solve for x
    x = 966,210,786,256.32/1,232,930.40
  6. Step 6: Final answer
    x = 783,670.18

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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.