Home / 2,798,875.51-3,863,639.92-1,881,636.62

Finding the Fourth Proportional to 2,798,875.51, 3,863,639.92 and 1,881,636.62

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Solution

The fourth proportional to 2,798,875.51, 3,863,639.92 and 1,881,636.62 is: 2,597,459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,875.51 : 3,863,639.92 = 1,881,636.62 : x
  2. Step 2: Convert to fraction form
    2,798,875.51/3,863,639.92 = 1,881,636.62/x
  3. Step 3: Cross multiply
    2,798,875.51x = 3,863,639.92 × 1,881,636.62
  4. Step 4: Simplify right side
    2,798,875.51x = 7,269,966,359,965.87
  5. Step 5: Solve for x
    x = 7,269,966,359,965.87/2,798,875.51
  6. Step 6: Final answer
    x = 2,597,459.71

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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.