Home / 3,378,828.48-4,662,784.32-1,850,990.40

Finding the Fourth Proportional to 3,378,828.48, 4,662,784.32 and 1,850,990.40

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Solution

The fourth proportional to 3,378,828.48, 4,662,784.32 and 1,850,990.40 is: 2,554,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,828.48 : 4,662,784.32 = 1,850,990.40 : x
  2. Step 2: Convert to fraction form
    3,378,828.48/4,662,784.32 = 1,850,990.40/x
  3. Step 3: Cross multiply
    3,378,828.48x = 4,662,784.32 × 1,850,990.40
  4. Step 4: Simplify right side
    3,378,828.48x = 8,630,769,013,590.53
  5. Step 5: Solve for x
    x = 8,630,769,013,590.53/3,378,828.48
  6. Step 6: Final answer
    x = 2,554,367.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.