Home / 1,054,915.02-1,457,713.80-767,936.88

Finding the Fourth Proportional to 1,054,915.02, 1,457,713.80 and 767,936.88

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Solution

The fourth proportional to 1,054,915.02, 1,457,713.80 and 767,936.88 is: 1,061,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,915.02 : 1,457,713.80 = 767,936.88 : x
  2. Step 2: Convert to fraction form
    1,054,915.02/1,457,713.80 = 767,936.88/x
  3. Step 3: Cross multiply
    1,054,915.02x = 1,457,713.80 × 767,936.88
  4. Step 4: Simplify right side
    1,054,915.02x = 1,119,432,187,504.94
  5. Step 5: Solve for x
    x = 1,119,432,187,504.94/1,054,915.02
  6. Step 6: Final answer
    x = 1,061,158.64

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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.