Home / 2,048,999.12-2,824,990.26-1,680,117.32

Finding the Fourth Proportional to 2,048,999.12, 2,824,990.26 and 1,680,117.32

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Solution

The fourth proportional to 2,048,999.12, 2,824,990.26 and 1,680,117.32 is: 2,316,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,999.12 : 2,824,990.26 = 1,680,117.32 : x
  2. Step 2: Convert to fraction form
    2,048,999.12/2,824,990.26 = 1,680,117.32/x
  3. Step 3: Cross multiply
    2,048,999.12x = 2,824,990.26 × 1,680,117.32
  4. Step 4: Simplify right side
    2,048,999.12x = 4,746,315,064,657.30
  5. Step 5: Solve for x
    x = 4,746,315,064,657.30/2,048,999.12
  6. Step 6: Final answer
    x = 2,316,406.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.