Home / 1,416,863.12-1,955,271.66-805,016.69

Finding the Fourth Proportional to 1,416,863.12, 1,955,271.66 and 805,016.69

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Solution

The fourth proportional to 1,416,863.12, 1,955,271.66 and 805,016.69 is: 1,110,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,863.12 : 1,955,271.66 = 805,016.69 : x
  2. Step 2: Convert to fraction form
    1,416,863.12/1,955,271.66 = 805,016.69/x
  3. Step 3: Cross multiply
    1,416,863.12x = 1,955,271.66 × 805,016.69
  4. Step 4: Simplify right side
    1,416,863.12x = 1,574,026,314,321.10
  5. Step 5: Solve for x
    x = 1,574,026,314,321.10/1,416,863.12
  6. Step 6: Final answer
    x = 1,110,923.35

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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.