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Finding the Fourth Proportional to 3,158,367.88, 4,736,490.98 and 1,027,950.98

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Solution

The fourth proportional to 3,158,367.88, 4,736,490.98 and 1,027,950.98 is: 1,541,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,367.88 : 4,736,490.98 = 1,027,950.98 : x
  2. Step 2: Convert to fraction form
    3,158,367.88/4,736,490.98 = 1,027,950.98/x
  3. Step 3: Cross multiply
    3,158,367.88x = 4,736,490.98 × 1,027,950.98
  4. Step 4: Simplify right side
    3,158,367.88x = 4,868,880,544,652.16
  5. Step 5: Solve for x
    x = 4,868,880,544,652.16/3,158,367.88
  6. Step 6: Final answer
    x = 1,541,581.20

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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.