Home / 4,674,226.60-7,009,590.30-1,640,420.20

Finding the Fourth Proportional to 4,674,226.60, 7,009,590.30 and 1,640,420.20

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Solution

The fourth proportional to 4,674,226.60, 7,009,590.30 and 1,640,420.20 is: 2,460,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,226.60 : 7,009,590.30 = 1,640,420.20 : x
  2. Step 2: Convert to fraction form
    4,674,226.60/7,009,590.30 = 1,640,420.20/x
  3. Step 3: Cross multiply
    4,674,226.60x = 7,009,590.30 × 1,640,420.20
  4. Step 4: Simplify right side
    4,674,226.60x = 11,498,673,521,844.06
  5. Step 5: Solve for x
    x = 11,498,673,521,844.06/4,674,226.60
  6. Step 6: Final answer
    x = 2,460,016.28

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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.