Home / 1,833,629.80-2,750,444.70-486,000.40

Finding the Fourth Proportional to 1,833,629.80, 2,750,444.70 and 486,000.40

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Solution

The fourth proportional to 1,833,629.80, 2,750,444.70 and 486,000.40 is: 729,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,629.80 : 2,750,444.70 = 486,000.40 : x
  2. Step 2: Convert to fraction form
    1,833,629.80/2,750,444.70 = 486,000.40/x
  3. Step 3: Cross multiply
    1,833,629.80x = 2,750,444.70 × 486,000.40
  4. Step 4: Simplify right side
    1,833,629.80x = 1,336,717,224,377.88
  5. Step 5: Solve for x
    x = 1,336,717,224,377.88/1,833,629.80
  6. Step 6: Final answer
    x = 729,000.60

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1.5x scale

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.