Home / 1,008,109.59-1,391,187.04-549,222.74

Finding the Fourth Proportional to 1,008,109.59, 1,391,187.04 and 549,222.74

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Solution

The fourth proportional to 1,008,109.59, 1,391,187.04 and 549,222.74 is: 757,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,109.59 : 1,391,187.04 = 549,222.74 : x
  2. Step 2: Convert to fraction form
    1,008,109.59/1,391,187.04 = 549,222.74/x
  3. Step 3: Cross multiply
    1,008,109.59x = 1,391,187.04 × 549,222.74
  4. Step 4: Simplify right side
    1,008,109.59x = 764,071,557,961.29
  5. Step 5: Solve for x
    x = 764,071,557,961.29/1,008,109.59
  6. Step 6: Final answer
    x = 757,925.10

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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.