Home / 5,211,076.60-7,816,614.90-1,799,356.60

Finding the Fourth Proportional to 5,211,076.60, 7,816,614.90 and 1,799,356.60

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Solution

The fourth proportional to 5,211,076.60, 7,816,614.90 and 1,799,356.60 is: 2,699,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,076.60 : 7,816,614.90 = 1,799,356.60 : x
  2. Step 2: Convert to fraction form
    5,211,076.60/7,816,614.90 = 1,799,356.60/x
  3. Step 3: Cross multiply
    5,211,076.60x = 7,816,614.90 × 1,799,356.60
  4. Step 4: Simplify right side
    5,211,076.60x = 14,064,877,609,973.34
  5. Step 5: Solve for x
    x = 14,064,877,609,973.34/5,211,076.60
  6. Step 6: Final answer
    x = 2,699,034.90

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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.