Home / 4,674,342.60-7,009,764.30-1,640,536.20

Finding the Fourth Proportional to 4,674,342.60, 7,009,764.30 and 1,640,536.20

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Solution

The fourth proportional to 4,674,342.60, 7,009,764.30 and 1,640,536.20 is: 2,460,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,342.60 : 7,009,764.30 = 1,640,536.20 : x
  2. Step 2: Convert to fraction form
    4,674,342.60/7,009,764.30 = 1,640,536.20/x
  3. Step 3: Cross multiply
    4,674,342.60x = 7,009,764.30 × 1,640,536.20
  4. Step 4: Simplify right side
    4,674,342.60x = 11,499,772,087,617.66
  5. Step 5: Solve for x
    x = 11,499,772,087,617.66/4,674,342.60
  6. Step 6: Final answer
    x = 2,460,190.25

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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.