Home / 2,763,088.40-4,144,632.60-1,640,579.60

Finding the Fourth Proportional to 2,763,088.40, 4,144,632.60 and 1,640,579.60

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Solution

The fourth proportional to 2,763,088.40, 4,144,632.60 and 1,640,579.60 is: 2,460,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,088.40 : 4,144,632.60 = 1,640,579.60 : x
  2. Step 2: Convert to fraction form
    2,763,088.40/4,144,632.60 = 1,640,579.60/x
  3. Step 3: Cross multiply
    2,763,088.40x = 4,144,632.60 × 1,640,579.60
  4. Step 4: Simplify right side
    2,763,088.40x = 6,799,599,693,054.96
  5. Step 5: Solve for x
    x = 6,799,599,693,054.96/2,763,088.40
  6. Step 6: Final answer
    x = 2,460,869.40

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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.