Home / 1,576,980.30-2,365,470.45-978,617.10

Finding the Fourth Proportional to 1,576,980.30, 2,365,470.45 and 978,617.10

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Solution

The fourth proportional to 1,576,980.30, 2,365,470.45 and 978,617.10 is: 1,467,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,980.30 : 2,365,470.45 = 978,617.10 : x
  2. Step 2: Convert to fraction form
    1,576,980.30/2,365,470.45 = 978,617.10/x
  3. Step 3: Cross multiply
    1,576,980.30x = 2,365,470.45 × 978,617.10
  4. Step 4: Simplify right side
    1,576,980.30x = 2,314,889,831,914.70
  5. Step 5: Solve for x
    x = 2,314,889,831,914.70/1,576,980.30
  6. Step 6: Final answer
    x = 1,467,925.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.