Home / 1,259,707.65-1,889,552.84-313,076.85

Finding the Fourth Proportional to 1,259,707.65, 1,889,552.84 and 313,076.85

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Solution

The fourth proportional to 1,259,707.65, 1,889,552.84 and 313,076.85 is: 469,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,707.65 : 1,889,552.84 = 313,076.85 : x
  2. Step 2: Convert to fraction form
    1,259,707.65/1,889,552.84 = 313,076.85/x
  3. Step 3: Cross multiply
    1,259,707.65x = 1,889,552.84 × 313,076.85
  4. Step 4: Simplify right side
    1,259,707.65x = 591,575,249,490.37
  5. Step 5: Solve for x
    x = 591,575,249,490.37/1,259,707.65
  6. Step 6: Final answer
    x = 469,613.13

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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.