Home / 1,314,181.60-1,970,494.80-684,325.60

Finding the Fourth Proportional to 1,314,181.60, 1,970,494.80 and 684,325.60

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Solution

The fourth proportional to 1,314,181.60, 1,970,494.80 and 684,325.60 is: 1,026,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,181.60 : 1,970,494.80 = 684,325.60 : x
  2. Step 2: Convert to fraction form
    1,314,181.60/1,970,494.80 = 684,325.60/x
  3. Step 3: Cross multiply
    1,314,181.60x = 1,970,494.80 × 684,325.60
  4. Step 4: Simplify right side
    1,314,181.60x = 1,348,460,036,306.88
  5. Step 5: Solve for x
    x = 1,348,460,036,306.88/1,314,181.60
  6. Step 6: Final answer
    x = 1,026,083.49

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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.