Home / 1,190,436.56-1,785,654.84-525,456.08

Finding the Fourth Proportional to 1,190,436.56, 1,785,654.84 and 525,456.08

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Solution

The fourth proportional to 1,190,436.56, 1,785,654.84 and 525,456.08 is: 788,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,436.56 : 1,785,654.84 = 525,456.08 : x
  2. Step 2: Convert to fraction form
    1,190,436.56/1,785,654.84 = 525,456.08/x
  3. Step 3: Cross multiply
    1,190,436.56x = 1,785,654.84 × 525,456.08
  4. Step 4: Simplify right side
    1,190,436.56x = 938,283,192,459.43
  5. Step 5: Solve for x
    x = 938,283,192,459.43/1,190,436.56
  6. Step 6: Final answer
    x = 788,184.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.