Home / 2,803,142.50-4,205,416.02-808,598.50

Finding the Fourth Proportional to 2,803,142.50, 4,205,416.02 and 808,598.50

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Solution

The fourth proportional to 2,803,142.50, 4,205,416.02 and 808,598.50 is: 1,213,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,142.50 : 4,205,416.02 = 808,598.50 : x
  2. Step 2: Convert to fraction form
    2,803,142.50/4,205,416.02 = 808,598.50/x
  3. Step 3: Cross multiply
    2,803,142.50x = 4,205,416.02 × 808,598.50
  4. Step 4: Simplify right side
    2,803,142.50x = 3,400,493,085,647.97
  5. Step 5: Solve for x
    x = 3,400,493,085,647.97/2,803,142.50
  6. Step 6: Final answer
    x = 1,213,100.33

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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.