Home / 1,683,158.67-2,526,312.65-831,192.33

Finding the Fourth Proportional to 1,683,158.67, 2,526,312.65 and 831,192.33

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Solution

The fourth proportional to 1,683,158.67, 2,526,312.65 and 831,192.33 is: 1,247,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,158.67 : 2,526,312.65 = 831,192.33 : x
  2. Step 2: Convert to fraction form
    1,683,158.67/2,526,312.65 = 831,192.33/x
  3. Step 3: Cross multiply
    1,683,158.67x = 2,526,312.65 × 831,192.33
  4. Step 4: Simplify right side
    1,683,158.67x = 2,099,851,703,179.69
  5. Step 5: Solve for x
    x = 2,099,851,703,179.69/1,683,158.67
  6. Step 6: Final answer
    x = 1,247,566.10

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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.