Home / 1,486,847.52-2,051,857.44-807,785.28

Finding the Fourth Proportional to 1,486,847.52, 2,051,857.44 and 807,785.28

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Solution

The fourth proportional to 1,486,847.52, 2,051,857.44 and 807,785.28 is: 1,114,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,847.52 : 2,051,857.44 = 807,785.28 : x
  2. Step 2: Convert to fraction form
    1,486,847.52/2,051,857.44 = 807,785.28/x
  3. Step 3: Cross multiply
    1,486,847.52x = 2,051,857.44 × 807,785.28
  4. Step 4: Simplify right side
    1,486,847.52x = 1,657,460,236,690.48
  5. Step 5: Solve for x
    x = 1,657,460,236,690.48/1,486,847.52
  6. Step 6: Final answer
    x = 1,114,747.96

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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.