Home / 1,687,216.10-2,531,046.15-623,005.70

Finding the Fourth Proportional to 1,687,216.10, 2,531,046.15 and 623,005.70

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Solution

The fourth proportional to 1,687,216.10, 2,531,046.15 and 623,005.70 is: 934,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,216.10 : 2,531,046.15 = 623,005.70 : x
  2. Step 2: Convert to fraction form
    1,687,216.10/2,531,046.15 = 623,005.70/x
  3. Step 3: Cross multiply
    1,687,216.10x = 2,531,046.15 × 623,005.70
  4. Step 4: Simplify right side
    1,687,216.10x = 1,576,856,178,413.06
  5. Step 5: Solve for x
    x = 1,576,856,178,413.06/1,687,216.10
  6. Step 6: Final answer
    x = 934,590.52

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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.