Home / 1,008,417.76-1,391,598.66-549,536.38

Finding the Fourth Proportional to 1,008,417.76, 1,391,598.66 and 549,536.38

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Solution

The fourth proportional to 1,008,417.76, 1,391,598.66 and 549,536.38 is: 758,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,417.76 : 1,391,598.66 = 549,536.38 : x
  2. Step 2: Convert to fraction form
    1,008,417.76/1,391,598.66 = 549,536.38/x
  3. Step 3: Cross multiply
    1,008,417.76x = 1,391,598.66 × 549,536.38
  4. Step 4: Simplify right side
    1,008,417.76x = 764,734,090,029.25
  5. Step 5: Solve for x
    x = 764,734,090,029.25/1,008,417.76
  6. Step 6: Final answer
    x = 758,350.48

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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.