Home / 1,985,403.48-2,740,059.27-1,169,861.46

Finding the Fourth Proportional to 1,985,403.48, 2,740,059.27 and 1,169,861.46

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Solution

The fourth proportional to 1,985,403.48, 2,740,059.27 and 1,169,861.46 is: 1,614,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,403.48 : 2,740,059.27 = 1,169,861.46 : x
  2. Step 2: Convert to fraction form
    1,985,403.48/2,740,059.27 = 1,169,861.46/x
  3. Step 3: Cross multiply
    1,985,403.48x = 2,740,059.27 × 1,169,861.46
  4. Step 4: Simplify right side
    1,985,403.48x = 3,205,489,738,088.73
  5. Step 5: Solve for x
    x = 3,205,489,738,088.73/1,985,403.48
  6. Step 6: Final answer
    x = 1,614,528.12

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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.