Home / 1,326,644.28-1,830,770.78-723,032.28

Finding the Fourth Proportional to 1,326,644.28, 1,830,770.78 and 723,032.28

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Solution

The fourth proportional to 1,326,644.28, 1,830,770.78 and 723,032.28 is: 997,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,644.28 : 1,830,770.78 = 723,032.28 : x
  2. Step 2: Convert to fraction form
    1,326,644.28/1,830,770.78 = 723,032.28/x
  3. Step 3: Cross multiply
    1,326,644.28x = 1,830,770.78 × 723,032.28
  4. Step 4: Simplify right side
    1,326,644.28x = 1,323,706,367,605.62
  5. Step 5: Solve for x
    x = 1,323,706,367,605.62/1,326,644.28
  6. Step 6: Final answer
    x = 997,785.46

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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.