Home / 1,184,352.03-1,634,418.68-640,498.39

Finding the Fourth Proportional to 1,184,352.03, 1,634,418.68 and 640,498.39

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Solution

The fourth proportional to 1,184,352.03, 1,634,418.68 and 640,498.39 is: 883,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,352.03 : 1,634,418.68 = 640,498.39 : x
  2. Step 2: Convert to fraction form
    1,184,352.03/1,634,418.68 = 640,498.39/x
  3. Step 3: Cross multiply
    1,184,352.03x = 1,634,418.68 × 640,498.39
  4. Step 4: Simplify right side
    1,184,352.03x = 1,046,842,525,837.39
  5. Step 5: Solve for x
    x = 1,046,842,525,837.39/1,184,352.03
  6. Step 6: Final answer
    x = 883,894.74

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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.