Home / 828,001.20-1,242,001.80-733,522.80

Finding the Fourth Proportional to 828,001.20, 1,242,001.80 and 733,522.80

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Solution

The fourth proportional to 828,001.20, 1,242,001.80 and 733,522.80 is: 1,100,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,001.20 : 1,242,001.80 = 733,522.80 : x
  2. Step 2: Convert to fraction form
    828,001.20/1,242,001.80 = 733,522.80/x
  3. Step 3: Cross multiply
    828,001.20x = 1,242,001.80 × 733,522.80
  4. Step 4: Simplify right side
    828,001.20x = 911,036,637,941.04
  5. Step 5: Solve for x
    x = 911,036,637,941.04/828,001.20
  6. Step 6: Final answer
    x = 1,100,284.20

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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.