Home / 1,788,097.60-2,678,647.20-1,076,010.40

Finding the Fourth Proportional to 1,788,097.60, 2,678,647.20 and 1,076,010.40

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Solution

The fourth proportional to 1,788,097.60, 2,678,647.20 and 1,076,010.40 is: 1,611,909.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,097.60 : 2,678,647.20 = 1,076,010.40 : x
  2. Step 2: Convert to fraction form
    1,788,097.60/2,678,647.20 = 1,076,010.40/x
  3. Step 3: Cross multiply
    1,788,097.60x = 2,678,647.20 × 1,076,010.40
  4. Step 4: Simplify right side
    1,788,097.60x = 2,882,252,245,130.88
  5. Step 5: Solve for x
    x = 2,882,252,245,130.88/1,788,097.60
  6. Step 6: Final answer
    x = 1,611,909.91

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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.