Home / 1,754,005.70-2,631,008.55-492,047.30

Finding the Fourth Proportional to 1,754,005.70, 2,631,008.55 and 492,047.30

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Solution

The fourth proportional to 1,754,005.70, 2,631,008.55 and 492,047.30 is: 738,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,005.70 : 2,631,008.55 = 492,047.30 : x
  2. Step 2: Convert to fraction form
    1,754,005.70/2,631,008.55 = 492,047.30/x
  3. Step 3: Cross multiply
    1,754,005.70x = 2,631,008.55 × 492,047.30
  4. Step 4: Simplify right side
    1,754,005.70x = 1,294,580,653,304.41
  5. Step 5: Solve for x
    x = 1,294,580,653,304.41/1,754,005.70
  6. Step 6: Final answer
    x = 738,070.95

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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.