Home / 1,968,454.34-2,953,844.03-831,142.92

Finding the Fourth Proportional to 1,968,454.34, 2,953,844.03 and 831,142.92

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Solution

The fourth proportional to 1,968,454.34, 2,953,844.03 and 831,142.92 is: 1,247,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,454.34 : 2,953,844.03 = 831,142.92 : x
  2. Step 2: Convert to fraction form
    1,968,454.34/2,953,844.03 = 831,142.92/x
  3. Step 3: Cross multiply
    1,968,454.34x = 2,953,844.03 × 831,142.92
  4. Step 4: Simplify right side
    1,968,454.34x = 2,455,066,543,319.71
  5. Step 5: Solve for x
    x = 2,455,066,543,319.71/1,968,454.34
  6. Step 6: Final answer
    x = 1,247,205.23

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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.