Home / 1,968,588.23-2,953,294.25-831,353.69

Finding the Fourth Proportional to 1,968,588.23, 2,953,294.25 and 831,353.69

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Solution

The fourth proportional to 1,968,588.23, 2,953,294.25 and 831,353.69 is: 1,247,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,588.23 : 2,953,294.25 = 831,353.69 : x
  2. Step 2: Convert to fraction form
    1,968,588.23/2,953,294.25 = 831,353.69/x
  3. Step 3: Cross multiply
    1,968,588.23x = 2,953,294.25 × 831,353.69
  4. Step 4: Simplify right side
    1,968,588.23x = 2,455,232,053,470.04
  5. Step 5: Solve for x
    x = 2,455,232,053,470.04/1,968,588.23
  6. Step 6: Final answer
    x = 1,247,204.48

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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.