Home / 3,678,563.20-5,518,017.60-1,154,300.80

Finding the Fourth Proportional to 3,678,563.20, 5,518,017.60 and 1,154,300.80

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Solution

The fourth proportional to 3,678,563.20, 5,518,017.60 and 1,154,300.80 is: 1,731,505.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,563.20 : 5,518,017.60 = 1,154,300.80 : x
  2. Step 2: Convert to fraction form
    3,678,563.20/5,518,017.60 = 1,154,300.80/x
  3. Step 3: Cross multiply
    3,678,563.20x = 5,518,017.60 × 1,154,300.80
  4. Step 4: Simplify right side
    3,678,563.20x = 6,369,452,130,094.08
  5. Step 5: Solve for x
    x = 6,369,452,130,094.08/3,678,563.20
  6. Step 6: Final answer
    x = 1,731,505.42

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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.