Home / 1,283,360.49-1,926,933.18-715,850.40

Finding the Fourth Proportional to 1,283,360.49, 1,926,933.18 and 715,850.40

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Solution

The fourth proportional to 1,283,360.49, 1,926,933.18 and 715,850.40 is: 1,074,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,360.49 : 1,926,933.18 = 715,850.40 : x
  2. Step 2: Convert to fraction form
    1,283,360.49/1,926,933.18 = 715,850.40/x
  3. Step 3: Cross multiply
    1,283,360.49x = 1,926,933.18 × 715,850.40
  4. Step 4: Simplify right side
    1,283,360.49x = 1,379,395,887,676.27
  5. Step 5: Solve for x
    x = 1,379,395,887,676.27/1,283,360.49
  6. Step 6: Final answer
    x = 1,074,831.19

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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.