Home / 1,971,982.84-2,958,301.43-692,258.57

Finding the Fourth Proportional to 1,971,982.84, 2,958,301.43 and 692,258.57

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Solution

The fourth proportional to 1,971,982.84, 2,958,301.43 and 692,258.57 is: 1,038,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,982.84 : 2,958,301.43 = 692,258.57 : x
  2. Step 2: Convert to fraction form
    1,971,982.84/2,958,301.43 = 692,258.57/x
  3. Step 3: Cross multiply
    1,971,982.84x = 2,958,301.43 × 692,258.57
  4. Step 4: Simplify right side
    1,971,982.84x = 2,047,909,517,560.76
  5. Step 5: Solve for x
    x = 2,047,909,517,560.76/1,971,982.84
  6. Step 6: Final answer
    x = 1,038,502.71

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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.