Home / 3,723,614.40-5,585,421.60-2,778,830.40

Finding the Fourth Proportional to 3,723,614.40, 5,585,421.60 and 2,778,830.40

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Solution

The fourth proportional to 3,723,614.40, 5,585,421.60 and 2,778,830.40 is: 4,168,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,614.40 : 5,585,421.60 = 2,778,830.40 : x
  2. Step 2: Convert to fraction form
    3,723,614.40/5,585,421.60 = 2,778,830.40/x
  3. Step 3: Cross multiply
    3,723,614.40x = 5,585,421.60 × 2,778,830.40
  4. Step 4: Simplify right side
    3,723,614.40x = 15,520,939,338,896.64
  5. Step 5: Solve for x
    x = 15,520,939,338,896.64/3,723,614.40
  6. Step 6: Final answer
    x = 4,168,245.60

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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.