Home / 3,089,130.30-4,635,007.65-1,490,870.70

Finding the Fourth Proportional to 3,089,130.30, 4,635,007.65 and 1,490,870.70

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Solution

The fourth proportional to 3,089,130.30, 4,635,007.65 and 1,490,870.70 is: 2,236,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,130.30 : 4,635,007.65 = 1,490,870.70 : x
  2. Step 2: Convert to fraction form
    3,089,130.30/4,635,007.65 = 1,490,870.70/x
  3. Step 3: Cross multiply
    3,089,130.30x = 4,635,007.65 × 1,490,870.70
  4. Step 4: Simplify right side
    3,089,130.30x = 6,910,197,099,660.86
  5. Step 5: Solve for x
    x = 6,910,197,099,660.86/3,089,130.30
  6. Step 6: Final answer
    x = 2,236,939.34

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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.