Home / 2,820,180.60-4,230,270.90-926,465.40

Finding the Fourth Proportional to 2,820,180.60, 4,230,270.90 and 926,465.40

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Solution

The fourth proportional to 2,820,180.60, 4,230,270.90 and 926,465.40 is: 1,389,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,180.60 : 4,230,270.90 = 926,465.40 : x
  2. Step 2: Convert to fraction form
    2,820,180.60/4,230,270.90 = 926,465.40/x
  3. Step 3: Cross multiply
    2,820,180.60x = 4,230,270.90 × 926,465.40
  4. Step 4: Simplify right side
    2,820,180.60x = 3,919,199,621,476.86
  5. Step 5: Solve for x
    x = 3,919,199,621,476.86/2,820,180.60
  6. Step 6: Final answer
    x = 1,389,698.10

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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.