Home / 2,119,160.88-2,925,525.60-1,634,638.32

Finding the Fourth Proportional to 2,119,160.88, 2,925,525.60 and 1,634,638.32

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Solution

The fourth proportional to 2,119,160.88, 2,925,525.60 and 1,634,638.32 is: 2,256,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,160.88 : 2,925,525.60 = 1,634,638.32 : x
  2. Step 2: Convert to fraction form
    2,119,160.88/2,925,525.60 = 1,634,638.32/x
  3. Step 3: Cross multiply
    2,119,160.88x = 2,925,525.60 × 1,634,638.32
  4. Step 4: Simplify right side
    2,119,160.88x = 4,782,176,251,900.99
  5. Step 5: Solve for x
    x = 4,782,176,251,900.99/2,119,160.88
  6. Step 6: Final answer
    x = 2,256,636.72

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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.