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Finding the Fourth Proportional to 3,068,368.02, 4,233,978.18 and 1,761,548.04

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Solution

The fourth proportional to 3,068,368.02, 4,233,978.18 and 1,761,548.04 is: 2,430,724.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,368.02 : 4,233,978.18 = 1,761,548.04 : x
  2. Step 2: Convert to fraction form
    3,068,368.02/4,233,978.18 = 1,761,548.04/x
  3. Step 3: Cross multiply
    3,068,368.02x = 4,233,978.18 × 1,761,548.04
  4. Step 4: Simplify right side
    3,068,368.02x = 7,458,355,964,381.77
  5. Step 5: Solve for x
    x = 7,458,355,964,381.77/3,068,368.02
  6. Step 6: Final answer
    x = 2,430,724.06

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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.