Home / 1,143,477.45-1,577,893.37-634,081.41

Finding the Fourth Proportional to 1,143,477.45, 1,577,893.37 and 634,081.41

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Solution

The fourth proportional to 1,143,477.45, 1,577,893.37 and 634,081.41 is: 874,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,477.45 : 1,577,893.37 = 634,081.41 : x
  2. Step 2: Convert to fraction form
    1,143,477.45/1,577,893.37 = 634,081.41/x
  3. Step 3: Cross multiply
    1,143,477.45x = 1,577,893.37 × 634,081.41
  4. Step 4: Simplify right side
    1,143,477.45x = 1,000,512,849,708.84
  5. Step 5: Solve for x
    x = 1,000,512,849,708.84/1,143,477.45
  6. Step 6: Final answer
    x = 874,973.84

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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.