Home / 3,089,428.80-4,634,143.20-1,826,606.40

Finding the Fourth Proportional to 3,089,428.80, 4,634,143.20 and 1,826,606.40

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Solution

The fourth proportional to 3,089,428.80, 4,634,143.20 and 1,826,606.40 is: 2,739,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,428.80 : 4,634,143.20 = 1,826,606.40 : x
  2. Step 2: Convert to fraction form
    3,089,428.80/4,634,143.20 = 1,826,606.40/x
  3. Step 3: Cross multiply
    3,089,428.80x = 4,634,143.20 × 1,826,606.40
  4. Step 4: Simplify right side
    3,089,428.80x = 8,464,755,627,636.48
  5. Step 5: Solve for x
    x = 8,464,755,627,636.48/3,089,428.80
  6. Step 6: Final answer
    x = 2,739,909.60

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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.