Home / 2,318,514.40-3,477,771.60-1,920,383.20

Finding the Fourth Proportional to 2,318,514.40, 3,477,771.60 and 1,920,383.20

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Solution

The fourth proportional to 2,318,514.40, 3,477,771.60 and 1,920,383.20 is: 2,880,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,514.40 : 3,477,771.60 = 1,920,383.20 : x
  2. Step 2: Convert to fraction form
    2,318,514.40/3,477,771.60 = 1,920,383.20/x
  3. Step 3: Cross multiply
    2,318,514.40x = 3,477,771.60 × 1,920,383.20
  4. Step 4: Simplify right side
    2,318,514.40x = 6,678,654,154,077.12
  5. Step 5: Solve for x
    x = 6,678,654,154,077.12/2,318,514.40
  6. Step 6: Final answer
    x = 2,880,574.80

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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.