Home / 4,075,689.80-6,113,340.30-1,379,750.60

Finding the Fourth Proportional to 4,075,689.80, 6,113,340.30 and 1,379,750.60

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Solution

The fourth proportional to 4,075,689.80, 6,113,340.30 and 1,379,750.60 is: 2,069,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075,689.80 : 6,113,340.30 = 1,379,750.60 : x
  2. Step 2: Convert to fraction form
    4,075,689.80/6,113,340.30 = 1,379,750.60/x
  3. Step 3: Cross multiply
    4,075,689.80x = 6,113,340.30 × 1,379,750.60
  4. Step 4: Simplify right side
    4,075,689.80x = 8,434,884,946,929.18
  5. Step 5: Solve for x
    x = 8,434,884,946,929.18/4,075,689.80
  6. Step 6: Final answer
    x = 2,069,560.09

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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.