Home / 1,818,866.34-2,727,548.81-620,885.25

Finding the Fourth Proportional to 1,818,866.34, 2,727,548.81 and 620,885.25

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Solution

The fourth proportional to 1,818,866.34, 2,727,548.81 and 620,885.25 is: 931,071.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,866.34 : 2,727,548.81 = 620,885.25 : x
  2. Step 2: Convert to fraction form
    1,818,866.34/2,727,548.81 = 620,885.25/x
  3. Step 3: Cross multiply
    1,818,866.34x = 2,727,548.81 × 620,885.25
  4. Step 4: Simplify right side
    1,818,866.34x = 1,693,494,821,679.63
  5. Step 5: Solve for x
    x = 1,693,494,821,679.63/1,818,866.34
  6. Step 6: Final answer
    x = 931,071.62

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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.