Home / 1,326,606.50-1,830,723.05-753,678.11

Finding the Fourth Proportional to 1,326,606.50, 1,830,723.05 and 753,678.11

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Solution

The fourth proportional to 1,326,606.50, 1,830,723.05 and 753,678.11 is: 1,040,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,606.50 : 1,830,723.05 = 753,678.11 : x
  2. Step 2: Convert to fraction form
    1,326,606.50/1,830,723.05 = 753,678.11/x
  3. Step 3: Cross multiply
    1,326,606.50x = 1,830,723.05 × 753,678.11
  4. Step 4: Simplify right side
    1,326,606.50x = 1,379,775,894,718.44
  5. Step 5: Solve for x
    x = 1,379,775,894,718.44/1,326,606.50
  6. Step 6: Final answer
    x = 1,040,079.25

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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.