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Finding the Fourth Proportional to 4,185,116.02, 6,277,978.51 and 1,753,828.81

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Solution

The fourth proportional to 4,185,116.02, 6,277,978.51 and 1,753,828.81 is: 2,630,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185,116.02 : 6,277,978.51 = 1,753,828.81 : x
  2. Step 2: Convert to fraction form
    4,185,116.02/6,277,978.51 = 1,753,828.81/x
  3. Step 3: Cross multiply
    4,185,116.02x = 6,277,978.51 × 1,753,828.81
  4. Step 4: Simplify right side
    4,185,116.02x = 11,010,499,559,319.36
  5. Step 5: Solve for x
    x = 11,010,499,559,319.36/4,185,116.02
  6. Step 6: Final answer
    x = 2,630,870.80

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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.