Home / 2,788,765-3,848,495.76-1,581,541

Finding the Fourth Proportional to 2,788,765, 3,848,495.76 and 1,581,541

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Solution

The fourth proportional to 2,788,765, 3,848,495.76 and 1,581,541 is: 2,182,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,765 : 3,848,495.76 = 1,581,541 : x
  2. Step 2: Convert to fraction form
    2,788,765/3,848,495.76 = 1,581,541/x
  3. Step 3: Cross multiply
    2,788,765x = 3,848,495.76 × 1,581,541
  4. Step 4: Simplify right side
    2,788,765x = 6,086,553,832,766.16
  5. Step 5: Solve for x
    x = 6,086,553,832,766.16/2,788,765
  6. Step 6: Final answer
    x = 2,182,526.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.