Home / 1,239,833.60-1,858,200.60-529,031.60

Finding the Fourth Proportional to 1,239,833.60, 1,858,200.60 and 529,031.60

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Solution

The fourth proportional to 1,239,833.60, 1,858,200.60 and 529,031.60 is: 792,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,833.60 : 1,858,200.60 = 529,031.60 : x
  2. Step 2: Convert to fraction form
    1,239,833.60/1,858,200.60 = 529,031.60/x
  3. Step 3: Cross multiply
    1,239,833.60x = 1,858,200.60 × 529,031.60
  4. Step 4: Simplify right side
    1,239,833.60x = 983,046,836,538.96
  5. Step 5: Solve for x
    x = 983,046,836,538.96/1,239,833.60
  6. Step 6: Final answer
    x = 792,886.11

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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.