Home / 3,788,897.60-5,683,087.20-1,230,075.20

Finding the Fourth Proportional to 3,788,897.60, 5,683,087.20 and 1,230,075.20

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Solution

The fourth proportional to 3,788,897.60, 5,683,087.20 and 1,230,075.20 is: 1,845,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,897.60 : 5,683,087.20 = 1,230,075.20 : x
  2. Step 2: Convert to fraction form
    3,788,897.60/5,683,087.20 = 1,230,075.20/x
  3. Step 3: Cross multiply
    3,788,897.60x = 5,683,087.20 × 1,230,075.20
  4. Step 4: Simplify right side
    3,788,897.60x = 6,990,624,624,157.44
  5. Step 5: Solve for x
    x = 6,990,624,624,157.44/3,788,897.60
  6. Step 6: Final answer
    x = 1,845,028.65

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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.