Home / 1,486,258.43-2,051,040.57-874,434.25

Finding the Fourth Proportional to 1,486,258.43, 2,051,040.57 and 874,434.25

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Solution

The fourth proportional to 1,486,258.43, 2,051,040.57 and 874,434.25 is: 1,206,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,258.43 : 2,051,040.57 = 874,434.25 : x
  2. Step 2: Convert to fraction form
    1,486,258.43/2,051,040.57 = 874,434.25/x
  3. Step 3: Cross multiply
    1,486,258.43x = 2,051,040.57 × 874,434.25
  4. Step 4: Simplify right side
    1,486,258.43x = 1,793,500,112,292.32
  5. Step 5: Solve for x
    x = 1,793,500,112,292.32/1,486,258.43
  6. Step 6: Final answer
    x = 1,206,721.57

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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.