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Finding the Fourth Proportional to 1,804,116, 2,706,333.84 and 474,420

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Solution

The fourth proportional to 1,804,116, 2,706,333.84 and 474,420 is: 711,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,116 : 2,706,333.84 = 474,420 : x
  2. Step 2: Convert to fraction form
    1,804,116/2,706,333.84 = 474,420/x
  3. Step 3: Cross multiply
    1,804,116x = 2,706,333.84 × 474,420
  4. Step 4: Simplify right side
    1,804,116x = 1,283,938,900,372.80
  5. Step 5: Solve for x
    x = 1,283,938,900,372.80/1,804,116
  6. Step 6: Final answer
    x = 711,672.03

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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.