Home / 1,554,573.89-2,145,316.65-901,326.98

Finding the Fourth Proportional to 1,554,573.89, 2,145,316.65 and 901,326.98

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Solution

The fourth proportional to 1,554,573.89, 2,145,316.65 and 901,326.98 is: 1,243,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,573.89 : 2,145,316.65 = 901,326.98 : x
  2. Step 2: Convert to fraction form
    1,554,573.89/2,145,316.65 = 901,326.98/x
  3. Step 3: Cross multiply
    1,554,573.89x = 2,145,316.65 × 901,326.98
  4. Step 4: Simplify right side
    1,554,573.89x = 1,933,631,777,288.22
  5. Step 5: Solve for x
    x = 1,933,631,777,288.22/1,554,573.89
  6. Step 6: Final answer
    x = 1,243,833.95

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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.