Home / 1,326,499.38-1,830,049.50-816,316.02

Finding the Fourth Proportional to 1,326,499.38, 1,830,049.50 and 816,316.02

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Solution

The fourth proportional to 1,326,499.38, 1,830,049.50 and 816,316.02 is: 1,126,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,499.38 : 1,830,049.50 = 816,316.02 : x
  2. Step 2: Convert to fraction form
    1,326,499.38/1,830,049.50 = 816,316.02/x
  3. Step 3: Cross multiply
    1,326,499.38x = 1,830,049.50 × 816,316.02
  4. Step 4: Simplify right side
    1,326,499.38x = 1,493,898,724,242.99
  5. Step 5: Solve for x
    x = 1,493,898,724,242.99/1,326,499.38
  6. Step 6: Final answer
    x = 1,126,196.32

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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.