Home / 1,435,214.93-1,980,708.26-790,750.98

Finding the Fourth Proportional to 1,435,214.93, 1,980,708.26 and 790,750.98

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Solution

The fourth proportional to 1,435,214.93, 1,980,708.26 and 790,750.98 is: 1,091,297.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,214.93 : 1,980,708.26 = 790,750.98 : x
  2. Step 2: Convert to fraction form
    1,435,214.93/1,980,708.26 = 790,750.98/x
  3. Step 3: Cross multiply
    1,435,214.93x = 1,980,708.26 × 790,750.98
  4. Step 4: Simplify right side
    1,435,214.93x = 1,566,246,993,735.34
  5. Step 5: Solve for x
    x = 1,566,246,993,735.34/1,435,214.93
  6. Step 6: Final answer
    x = 1,091,297.87

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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.