Home / 4,284,565.93-6,426,821.15-1,089,664.50

Finding the Fourth Proportional to 4,284,565.93, 6,426,821.15 and 1,089,664.50

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Solution

The fourth proportional to 4,284,565.93, 6,426,821.15 and 1,089,664.50 is: 1,634,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284,565.93 : 6,426,821.15 = 1,089,664.50 : x
  2. Step 2: Convert to fraction form
    4,284,565.93/6,426,821.15 = 1,089,664.50/x
  3. Step 3: Cross multiply
    4,284,565.93x = 6,426,821.15 × 1,089,664.50
  4. Step 4: Simplify right side
    4,284,565.93x = 7,003,078,855,004.18
  5. Step 5: Solve for x
    x = 7,003,078,855,004.18/4,284,565.93
  6. Step 6: Final answer
    x = 1,634,489.69

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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.