Home / 4,989,783.65-6,885,487.49-2,814,861.29

Finding the Fourth Proportional to 4,989,783.65, 6,885,487.49 and 2,814,861.29

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Solution

The fourth proportional to 4,989,783.65, 6,885,487.49 and 2,814,861.29 is: 3,884,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,783.65 : 6,885,487.49 = 2,814,861.29 : x
  2. Step 2: Convert to fraction form
    4,989,783.65/6,885,487.49 = 2,814,861.29/x
  3. Step 3: Cross multiply
    4,989,783.65x = 6,885,487.49 × 2,814,861.29
  4. Step 4: Simplify right side
    4,989,783.65x = 19,381,692,149,878.52
  5. Step 5: Solve for x
    x = 19,381,692,149,878.52/4,989,783.65
  6. Step 6: Final answer
    x = 3,884,275.06

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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.