Home / 4,085,643.60-6,127,809.30-1,245,095.10

Finding the Fourth Proportional to 4,085,643.60, 6,127,809.30 and 1,245,095.10

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Solution

The fourth proportional to 4,085,643.60, 6,127,809.30 and 1,245,095.10 is: 1,867,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,643.60 : 6,127,809.30 = 1,245,095.10 : x
  2. Step 2: Convert to fraction form
    4,085,643.60/6,127,809.30 = 1,245,095.10/x
  3. Step 3: Cross multiply
    4,085,643.60x = 6,127,809.30 × 1,245,095.10
  4. Step 4: Simplify right side
    4,085,643.60x = 7,629,705,333,164.43
  5. Step 5: Solve for x
    x = 7,629,705,333,164.43/4,085,643.60
  6. Step 6: Final answer
    x = 1,867,442.70

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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.