Home / 1,184,353.03-1,634,420.06-640,499.39

Finding the Fourth Proportional to 1,184,353.03, 1,634,420.06 and 640,499.39

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Solution

The fourth proportional to 1,184,353.03, 1,634,420.06 and 640,499.39 is: 883,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,353.03 : 1,634,420.06 = 640,499.39 : x
  2. Step 2: Convert to fraction form
    1,184,353.03/1,634,420.06 = 640,499.39/x
  3. Step 3: Cross multiply
    1,184,353.03x = 1,634,420.06 × 640,499.39
  4. Step 4: Simplify right side
    1,184,353.03x = 1,046,845,051,433.76
  5. Step 5: Solve for x
    x = 1,046,845,051,433.76/1,184,353.03
  6. Step 6: Final answer
    x = 883,896.12

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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.