Home / 2,076,655.60-3,116,376.60-728,815.60

Finding the Fourth Proportional to 2,076,655.60, 3,116,376.60 and 728,815.60

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Solution

The fourth proportional to 2,076,655.60, 3,116,376.60 and 728,815.60 is: 1,093,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,655.60 : 3,116,376.60 = 728,815.60 : x
  2. Step 2: Convert to fraction form
    2,076,655.60/3,116,376.60 = 728,815.60/x
  3. Step 3: Cross multiply
    2,076,655.60x = 3,116,376.60 × 728,815.60
  4. Step 4: Simplify right side
    2,076,655.60x = 2,271,263,881,554.96
  5. Step 5: Solve for x
    x = 2,271,263,881,554.96/2,076,655.60
  6. Step 6: Final answer
    x = 1,093,712.35

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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.