Home / 2,151,766.28-2,969,437.16-1,184,894.19

Finding the Fourth Proportional to 2,151,766.28, 2,969,437.16 and 1,184,894.19

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Solution

The fourth proportional to 2,151,766.28, 2,969,437.16 and 1,184,894.19 is: 1,635,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,766.28 : 2,969,437.16 = 1,184,894.19 : x
  2. Step 2: Convert to fraction form
    2,151,766.28/2,969,437.16 = 1,184,894.19/x
  3. Step 3: Cross multiply
    2,151,766.28x = 2,969,437.16 × 1,184,894.19
  4. Step 4: Simplify right side
    2,151,766.28x = 3,518,468,841,416.34
  5. Step 5: Solve for x
    x = 3,518,468,841,416.34/2,151,766.28
  6. Step 6: Final answer
    x = 1,635,153.81

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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.