Home / 1,519,317.48-2,096,641.13-831,009.11

Finding the Fourth Proportional to 1,519,317.48, 2,096,641.13 and 831,009.11

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Solution

The fourth proportional to 1,519,317.48, 2,096,641.13 and 831,009.11 is: 1,146,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,317.48 : 2,096,641.13 = 831,009.11 : x
  2. Step 2: Convert to fraction form
    1,519,317.48/2,096,641.13 = 831,009.11/x
  3. Step 3: Cross multiply
    1,519,317.48x = 2,096,641.13 × 831,009.11
  4. Step 4: Simplify right side
    1,519,317.48x = 1,742,327,864,792.44
  5. Step 5: Solve for x
    x = 1,742,327,864,792.44/1,519,317.48
  6. Step 6: Final answer
    x = 1,146,783.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.