Home / 1,285,446.10-1,928,169.15-953,670.10

Finding the Fourth Proportional to 1,285,446.10, 1,928,169.15 and 953,670.10

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Solution

The fourth proportional to 1,285,446.10, 1,928,169.15 and 953,670.10 is: 1,430,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,446.10 : 1,928,169.15 = 953,670.10 : x
  2. Step 2: Convert to fraction form
    1,285,446.10/1,928,169.15 = 953,670.10/x
  3. Step 3: Cross multiply
    1,285,446.10x = 1,928,169.15 × 953,670.10
  4. Step 4: Simplify right side
    1,285,446.10x = 1,838,837,266,097.41
  5. Step 5: Solve for x
    x = 1,838,837,266,097.41/1,285,446.10
  6. Step 6: Final answer
    x = 1,430,505.15

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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.