Home / 1,677,308.80-2,512,276.80-1,640,444.80

Finding the Fourth Proportional to 1,677,308.80, 2,512,276.80 and 1,640,444.80

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Solution

The fourth proportional to 1,677,308.80, 2,512,276.80 and 1,640,444.80 is: 2,457,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,308.80 : 2,512,276.80 = 1,640,444.80 : x
  2. Step 2: Convert to fraction form
    1,677,308.80/2,512,276.80 = 1,640,444.80/x
  3. Step 3: Cross multiply
    1,677,308.80x = 2,512,276.80 × 1,640,444.80
  4. Step 4: Simplify right side
    1,677,308.80x = 4,121,251,412,720.64
  5. Step 5: Solve for x
    x = 4,121,251,412,720.64/1,677,308.80
  6. Step 6: Final answer
    x = 2,457,061.82

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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.