Home / 2,219,918.64-3,063,490.20-1,201,323.48

Finding the Fourth Proportional to 2,219,918.64, 3,063,490.20 and 1,201,323.48

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Solution

The fourth proportional to 2,219,918.64, 3,063,490.20 and 1,201,323.48 is: 1,657,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,918.64 : 3,063,490.20 = 1,201,323.48 : x
  2. Step 2: Convert to fraction form
    2,219,918.64/3,063,490.20 = 1,201,323.48/x
  3. Step 3: Cross multiply
    2,219,918.64x = 3,063,490.20 × 1,201,323.48
  4. Step 4: Simplify right side
    2,219,918.64x = 3,680,242,708,009.90
  5. Step 5: Solve for x
    x = 3,680,242,708,009.90/2,219,918.64
  6. Step 6: Final answer
    x = 1,657,827.74

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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.