Home / 1,625,658.08-2,243,382.67-890,606.57

Finding the Fourth Proportional to 1,625,658.08, 2,243,382.67 and 890,606.57

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Solution

The fourth proportional to 1,625,658.08, 2,243,382.67 and 890,606.57 is: 1,229,023.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,658.08 : 2,243,382.67 = 890,606.57 : x
  2. Step 2: Convert to fraction form
    1,625,658.08/2,243,382.67 = 890,606.57/x
  3. Step 3: Cross multiply
    1,625,658.08x = 2,243,382.67 × 890,606.57
  4. Step 4: Simplify right side
    1,625,658.08x = 1,997,971,348,308.08
  5. Step 5: Solve for x
    x = 1,997,971,348,308.08/1,625,658.08
  6. Step 6: Final answer
    x = 1,229,023.11

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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.