Home / 1,008,646.33-1,391,922.93-549,760.88

Finding the Fourth Proportional to 1,008,646.33, 1,391,922.93 and 549,760.88

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Solution

The fourth proportional to 1,008,646.33, 1,391,922.93 and 549,760.88 is: 758,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,646.33 : 1,391,922.93 = 549,760.88 : x
  2. Step 2: Convert to fraction form
    1,008,646.33/1,391,922.93 = 549,760.88/x
  3. Step 3: Cross multiply
    1,008,646.33x = 1,391,922.93 × 549,760.88
  4. Step 4: Simplify right side
    1,008,646.33x = 765,224,769,303.77
  5. Step 5: Solve for x
    x = 765,224,769,303.77/1,008,646.33
  6. Step 6: Final answer
    x = 758,665.10

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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.