Home / 1,268,830.14-1,902,642.57-736,514.34

Finding the Fourth Proportional to 1,268,830.14, 1,902,642.57 and 736,514.34

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Solution

The fourth proportional to 1,268,830.14, 1,902,642.57 and 736,514.34 is: 1,104,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,830.14 : 1,902,642.57 = 736,514.34 : x
  2. Step 2: Convert to fraction form
    1,268,830.14/1,902,642.57 = 736,514.34/x
  3. Step 3: Cross multiply
    1,268,830.14x = 1,902,642.57 × 736,514.34
  4. Step 4: Simplify right side
    1,268,830.14x = 1,401,323,536,699.45
  5. Step 5: Solve for x
    x = 1,401,323,536,699.45/1,268,830.14
  6. Step 6: Final answer
    x = 1,104,421.70

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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.