Home / 2,877,820.32-3,971,287.92-1,588,633.02

Finding the Fourth Proportional to 2,877,820.32, 3,971,287.92 and 1,588,633.02

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Solution

The fourth proportional to 2,877,820.32, 3,971,287.92 and 1,588,633.02 is: 2,192,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,820.32 : 3,971,287.92 = 1,588,633.02 : x
  2. Step 2: Convert to fraction form
    2,877,820.32/3,971,287.92 = 1,588,633.02/x
  3. Step 3: Cross multiply
    2,877,820.32x = 3,971,287.92 × 1,588,633.02
  4. Step 4: Simplify right side
    2,877,820.32x = 6,308,919,121,639.12
  5. Step 5: Solve for x
    x = 6,308,919,121,639.12/2,877,820.32
  6. Step 6: Final answer
    x = 2,192,256.09

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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.