Home / 2,919,125.43-4,027,970.57-1,772,984.34

Finding the Fourth Proportional to 2,919,125.43, 4,027,970.57 and 1,772,984.34

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Solution

The fourth proportional to 2,919,125.43, 4,027,970.57 and 1,772,984.34 is: 2,446,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,125.43 : 4,027,970.57 = 1,772,984.34 : x
  2. Step 2: Convert to fraction form
    2,919,125.43/4,027,970.57 = 1,772,984.34/x
  3. Step 3: Cross multiply
    2,919,125.43x = 4,027,970.57 × 1,772,984.34
  4. Step 4: Simplify right side
    2,919,125.43x = 7,141,528,733,725.95
  5. Step 5: Solve for x
    x = 7,141,528,733,725.95/2,919,125.43
  6. Step 6: Final answer
    x = 2,446,461.76

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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.