Home / 1,358,318.06-2,034,814.83-788,504.38

Finding the Fourth Proportional to 1,358,318.06, 2,034,814.83 and 788,504.38

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Solution

The fourth proportional to 1,358,318.06, 2,034,814.83 and 788,504.38 is: 1,181,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,318.06 : 2,034,814.83 = 788,504.38 : x
  2. Step 2: Convert to fraction form
    1,358,318.06/2,034,814.83 = 788,504.38/x
  3. Step 3: Cross multiply
    1,358,318.06x = 2,034,814.83 × 788,504.38
  4. Step 4: Simplify right side
    1,358,318.06x = 1,604,460,405,943.96
  5. Step 5: Solve for x
    x = 1,604,460,405,943.96/1,358,318.06
  6. Step 6: Final answer
    x = 1,181,211.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.