Home / 919,485.18-1,376,570.54-582,905.88

Finding the Fourth Proportional to 919,485.18, 1,376,570.54 and 582,905.88

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Solution

The fourth proportional to 919,485.18, 1,376,570.54 and 582,905.88 is: 872,674.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,485.18 : 1,376,570.54 = 582,905.88 : x
  2. Step 2: Convert to fraction form
    919,485.18/1,376,570.54 = 582,905.88/x
  3. Step 3: Cross multiply
    919,485.18x = 1,376,570.54 × 582,905.88
  4. Step 4: Simplify right side
    919,485.18x = 802,411,063,458.04
  5. Step 5: Solve for x
    x = 802,411,063,458.04/919,485.18
  6. Step 6: Final answer
    x = 872,674.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.