Home / 2,980,036.83-4,470,721.59-1,086,778.26

Finding the Fourth Proportional to 2,980,036.83, 4,470,721.59 and 1,086,778.26

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Solution

The fourth proportional to 2,980,036.83, 4,470,721.59 and 1,086,778.26 is: 1,630,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,036.83 : 4,470,721.59 = 1,086,778.26 : x
  2. Step 2: Convert to fraction form
    2,980,036.83/4,470,721.59 = 1,086,778.26/x
  3. Step 3: Cross multiply
    2,980,036.83x = 4,470,721.59 × 1,086,778.26
  4. Step 4: Simplify right side
    2,980,036.83x = 4,858,683,030,524.63
  5. Step 5: Solve for x
    x = 4,858,683,030,524.63/2,980,036.83
  6. Step 6: Final answer
    x = 1,630,410.40

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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.