Home / 1,008,420.26-1,391,602.11-549,538.94

Finding the Fourth Proportional to 1,008,420.26, 1,391,602.11 and 549,538.94

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Solution

The fourth proportional to 1,008,420.26, 1,391,602.11 and 549,538.94 is: 758,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,420.26 : 1,391,602.11 = 549,538.94 : x
  2. Step 2: Convert to fraction form
    1,008,420.26/1,391,602.11 = 549,538.94/x
  3. Step 3: Cross multiply
    1,008,420.26x = 1,391,602.11 × 549,538.94
  4. Step 4: Simplify right side
    1,008,420.26x = 764,739,548,431.16
  5. Step 5: Solve for x
    x = 764,739,548,431.16/1,008,420.26
  6. Step 6: Final answer
    x = 758,354.01

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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.