Home / 1,310,536.34-1,807,846.50-901,928.80

Finding the Fourth Proportional to 1,310,536.34, 1,807,846.50 and 901,928.80

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Solution

The fourth proportional to 1,310,536.34, 1,807,846.50 and 901,928.80 is: 1,244,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,536.34 : 1,807,846.50 = 901,928.80 : x
  2. Step 2: Convert to fraction form
    1,310,536.34/1,807,846.50 = 901,928.80/x
  3. Step 3: Cross multiply
    1,310,536.34x = 1,807,846.50 × 901,928.80
  4. Step 4: Simplify right side
    1,310,536.34x = 1,630,548,824,329.20
  5. Step 5: Solve for x
    x = 1,630,548,824,329.20/1,310,536.34
  6. Step 6: Final answer
    x = 1,244,184.37

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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.