Home / 1,641,175.49-2,459,692.46-831,763.28

Finding the Fourth Proportional to 1,641,175.49, 2,459,692.46 and 831,763.28

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Solution

The fourth proportional to 1,641,175.49, 2,459,692.46 and 831,763.28 is: 1,246,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,175.49 : 2,459,692.46 = 831,763.28 : x
  2. Step 2: Convert to fraction form
    1,641,175.49/2,459,692.46 = 831,763.28/x
  3. Step 3: Cross multiply
    1,641,175.49x = 2,459,692.46 × 831,763.28
  4. Step 4: Simplify right side
    1,641,175.49x = 2,045,881,876,549.51
  5. Step 5: Solve for x
    x = 2,045,881,876,549.51/1,641,175.49
  6. Step 6: Final answer
    x = 1,246,595.43

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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.