Home / 2,108,577.32-2,907,661.74-1,803,663.08

Finding the Fourth Proportional to 2,108,577.32, 2,907,661.74 and 1,803,663.08

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Solution

The fourth proportional to 2,108,577.32, 2,907,661.74 and 1,803,663.08 is: 2,487,194.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,577.32 : 2,907,661.74 = 1,803,663.08 : x
  2. Step 2: Convert to fraction form
    2,108,577.32/2,907,661.74 = 1,803,663.08/x
  3. Step 3: Cross multiply
    2,108,577.32x = 2,907,661.74 × 1,803,663.08
  4. Step 4: Simplify right side
    2,108,577.32x = 5,244,442,129,566.56
  5. Step 5: Solve for x
    x = 5,244,442,129,566.56/2,108,577.32
  6. Step 6: Final answer
    x = 2,487,194.60

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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.