Home / 1,326,473.74-1,830,014.13-816,290.38

Finding the Fourth Proportional to 1,326,473.74, 1,830,014.13 and 816,290.38

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Solution

The fourth proportional to 1,326,473.74, 1,830,014.13 and 816,290.38 is: 1,126,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,473.74 : 1,830,014.13 = 816,290.38 : x
  2. Step 2: Convert to fraction form
    1,326,473.74/1,830,014.13 = 816,290.38/x
  3. Step 3: Cross multiply
    1,326,473.74x = 1,830,014.13 × 816,290.38
  4. Step 4: Simplify right side
    1,326,473.74x = 1,493,822,929,583.07
  5. Step 5: Solve for x
    x = 1,493,822,929,583.07/1,326,473.74
  6. Step 6: Final answer
    x = 1,126,160.95

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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.