Home / 1,184,399.18-1,634,475.83-640,534.94

Finding the Fourth Proportional to 1,184,399.18, 1,634,475.83 and 640,534.94

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Solution

The fourth proportional to 1,184,399.18, 1,634,475.83 and 640,534.94 is: 883,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,399.18 : 1,634,475.83 = 640,534.94 : x
  2. Step 2: Convert to fraction form
    1,184,399.18/1,634,475.83 = 640,534.94/x
  3. Step 3: Cross multiply
    1,184,399.18x = 1,634,475.83 × 640,534.94
  4. Step 4: Simplify right side
    1,184,399.18x = 1,046,938,869,528.12
  5. Step 5: Solve for x
    x = 1,046,938,869,528.12/1,184,399.18
  6. Step 6: Final answer
    x = 883,940.90

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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.