Home / 1,475,589.30-2,036,389.05-902,449.50

Finding the Fourth Proportional to 1,475,589.30, 2,036,389.05 and 902,449.50

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Solution

The fourth proportional to 1,475,589.30, 2,036,389.05 and 902,449.50 is: 1,245,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,589.30 : 2,036,389.05 = 902,449.50 : x
  2. Step 2: Convert to fraction form
    1,475,589.30/2,036,389.05 = 902,449.50/x
  3. Step 3: Cross multiply
    1,475,589.30x = 2,036,389.05 × 902,449.50
  4. Step 4: Simplify right side
    1,475,589.30x = 1,837,738,279,977.98
  5. Step 5: Solve for x
    x = 1,837,738,279,977.98/1,475,589.30
  6. Step 6: Final answer
    x = 1,245,426.68

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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.