Home / 1,886,068.44-2,827,515.72-820,307.81

Finding the Fourth Proportional to 1,886,068.44, 2,827,515.72 and 820,307.81

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Solution

The fourth proportional to 1,886,068.44, 2,827,515.72 and 820,307.81 is: 1,229,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,068.44 : 2,827,515.72 = 820,307.81 : x
  2. Step 2: Convert to fraction form
    1,886,068.44/2,827,515.72 = 820,307.81/x
  3. Step 3: Cross multiply
    1,886,068.44x = 2,827,515.72 × 820,307.81
  4. Step 4: Simplify right side
    1,886,068.44x = 2,319,433,213,876.19
  5. Step 5: Solve for x
    x = 2,319,433,213,876.19/1,886,068.44
  6. Step 6: Final answer
    x = 1,229,771.50

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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.