Home / 2,731,623.60-4,091,905.80-1,891,124.40

Finding the Fourth Proportional to 2,731,623.60, 4,091,905.80 and 1,891,124.40

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Solution

The fourth proportional to 2,731,623.60, 4,091,905.80 and 1,891,124.40 is: 2,832,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,623.60 : 4,091,905.80 = 1,891,124.40 : x
  2. Step 2: Convert to fraction form
    2,731,623.60/4,091,905.80 = 1,891,124.40/x
  3. Step 3: Cross multiply
    2,731,623.60x = 4,091,905.80 × 1,891,124.40
  4. Step 4: Simplify right side
    2,731,623.60x = 7,738,302,900,881.52
  5. Step 5: Solve for x
    x = 7,738,302,900,881.52/2,731,623.60
  6. Step 6: Final answer
    x = 2,832,858.41

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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.