Home / 1,144,701.42-1,579,367.88-715,417.62

Finding the Fourth Proportional to 1,144,701.42, 1,579,367.88 and 715,417.62

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Solution

The fourth proportional to 1,144,701.42, 1,579,367.88 and 715,417.62 is: 987,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,701.42 : 1,579,367.88 = 715,417.62 : x
  2. Step 2: Convert to fraction form
    1,144,701.42/1,579,367.88 = 715,417.62/x
  3. Step 3: Cross multiply
    1,144,701.42x = 1,579,367.88 × 715,417.62
  4. Step 4: Simplify right side
    1,144,701.42x = 1,129,907,609,814.05
  5. Step 5: Solve for x
    x = 1,129,907,609,814.05/1,144,701.42
  6. Step 6: Final answer
    x = 987,076.27

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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.