Home / 1,184,489.48-1,634,595.46-640,625.32

Finding the Fourth Proportional to 1,184,489.48, 1,634,595.46 and 640,625.32

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Solution

The fourth proportional to 1,184,489.48, 1,634,595.46 and 640,625.32 is: 884,062.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,489.48 : 1,634,595.46 = 640,625.32 : x
  2. Step 2: Convert to fraction form
    1,184,489.48/1,634,595.46 = 640,625.32/x
  3. Step 3: Cross multiply
    1,184,489.48x = 1,634,595.46 × 640,625.32
  4. Step 4: Simplify right side
    1,184,489.48x = 1,047,163,239,633.05
  5. Step 5: Solve for x
    x = 1,047,163,239,633.05/1,184,489.48
  6. Step 6: Final answer
    x = 884,062.93

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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.