Home / 1,184,513.16-1,634,623.04-640,649.48

Finding the Fourth Proportional to 1,184,513.16, 1,634,623.04 and 640,649.48

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Solution

The fourth proportional to 1,184,513.16, 1,634,623.04 and 640,649.48 is: 884,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,513.16 : 1,634,623.04 = 640,649.48 : x
  2. Step 2: Convert to fraction form
    1,184,513.16/1,634,623.04 = 640,649.48/x
  3. Step 3: Cross multiply
    1,184,513.16x = 1,634,623.04 × 640,649.48
  4. Step 4: Simplify right side
    1,184,513.16x = 1,047,220,400,572.02
  5. Step 5: Solve for x
    x = 1,047,220,400,572.02/1,184,513.16
  6. Step 6: Final answer
    x = 884,093.51

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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.