Home / 1,833,931.80-2,751,019.20-486,075.60

Finding the Fourth Proportional to 1,833,931.80, 2,751,019.20 and 486,075.60

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Solution

The fourth proportional to 1,833,931.80, 2,751,019.20 and 486,075.60 is: 729,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,931.80 : 2,751,019.20 = 486,075.60 : x
  2. Step 2: Convert to fraction form
    1,833,931.80/2,751,019.20 = 486,075.60/x
  3. Step 3: Cross multiply
    1,833,931.80x = 2,751,019.20 × 486,075.60
  4. Step 4: Simplify right side
    1,833,931.80x = 1,337,203,308,251.52
  5. Step 5: Solve for x
    x = 1,337,203,308,251.52/1,833,931.80
  6. Step 6: Final answer
    x = 729,145.60

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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.