Home / 1,077,554.05-1,487,036.21-587,519.53

Finding the Fourth Proportional to 1,077,554.05, 1,487,036.21 and 587,519.53

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Solution

The fourth proportional to 1,077,554.05, 1,487,036.21 and 587,519.53 is: 810,783.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,554.05 : 1,487,036.21 = 587,519.53 : x
  2. Step 2: Convert to fraction form
    1,077,554.05/1,487,036.21 = 587,519.53/x
  3. Step 3: Cross multiply
    1,077,554.05x = 1,487,036.21 × 587,519.53
  4. Step 4: Simplify right side
    1,077,554.05x = 873,662,808,536.99
  5. Step 5: Solve for x
    x = 873,662,808,536.99/1,077,554.05
  6. Step 6: Final answer
    x = 810,783.28

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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.