Home / 4,989,748.58-6,885,812.94-2,896,785.22

Finding the Fourth Proportional to 4,989,748.58, 6,885,812.94 and 2,896,785.22

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Solution

The fourth proportional to 4,989,748.58, 6,885,812.94 and 2,896,785.22 is: 3,997,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,748.58 : 6,885,812.94 = 2,896,785.22 : x
  2. Step 2: Convert to fraction form
    4,989,748.58/6,885,812.94 = 2,896,785.22/x
  3. Step 3: Cross multiply
    4,989,748.58x = 6,885,812.94 × 2,896,785.22
  4. Step 4: Simplify right side
    4,989,748.58x = 19,946,721,152,276.75
  5. Step 5: Solve for x
    x = 19,946,721,152,276.75/4,989,748.58
  6. Step 6: Final answer
    x = 3,997,540.32

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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.