Home / 1,239,810.60-1,858,166.10-529,008.60

Finding the Fourth Proportional to 1,239,810.60, 1,858,166.10 and 529,008.60

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Solution

The fourth proportional to 1,239,810.60, 1,858,166.10 and 529,008.60 is: 792,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,810.60 : 1,858,166.10 = 529,008.60 : x
  2. Step 2: Convert to fraction form
    1,239,810.60/1,858,166.10 = 529,008.60/x
  3. Step 3: Cross multiply
    1,239,810.60x = 1,858,166.10 × 529,008.60
  4. Step 4: Simplify right side
    1,239,810.60x = 982,985,847,128.46
  5. Step 5: Solve for x
    x = 982,985,847,128.46/1,239,810.60
  6. Step 6: Final answer
    x = 792,851.62

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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.