Home / 1,384,047.18-2,075,074.38-850,465.80

Finding the Fourth Proportional to 1,384,047.18, 2,075,074.38 and 850,465.80

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Solution

The fourth proportional to 1,384,047.18, 2,075,074.38 and 850,465.80 is: 1,275,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,047.18 : 2,075,074.38 = 850,465.80 : x
  2. Step 2: Convert to fraction form
    1,384,047.18/2,075,074.38 = 850,465.80/x
  3. Step 3: Cross multiply
    1,384,047.18x = 2,075,074.38 × 850,465.80
  4. Step 4: Simplify right side
    1,384,047.18x = 1,764,779,792,646.20
  5. Step 5: Solve for x
    x = 1,764,779,792,646.20/1,384,047.18
  6. Step 6: Final answer
    x = 1,275,086.44

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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.