Home / 4,632,905.40-6,949,703.70-1,640,700.60

Finding the Fourth Proportional to 4,632,905.40, 6,949,703.70 and 1,640,700.60

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Solution

The fourth proportional to 4,632,905.40, 6,949,703.70 and 1,640,700.60 is: 2,461,173.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632,905.40 : 6,949,703.70 = 1,640,700.60 : x
  2. Step 2: Convert to fraction form
    4,632,905.40/6,949,703.70 = 1,640,700.60/x
  3. Step 3: Cross multiply
    4,632,905.40x = 6,949,703.70 × 1,640,700.60
  4. Step 4: Simplify right side
    4,632,905.40x = 11,402,383,030,412.22
  5. Step 5: Solve for x
    x = 11,402,383,030,412.22/4,632,905.40
  6. Step 6: Final answer
    x = 2,461,173.29

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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.