Home / 1,540,008.98-2,310,243.18-640,938.82

Finding the Fourth Proportional to 1,540,008.98, 2,310,243.18 and 640,938.82

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Solution

The fourth proportional to 1,540,008.98, 2,310,243.18 and 640,938.82 is: 961,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,008.98 : 2,310,243.18 = 640,938.82 : x
  2. Step 2: Convert to fraction form
    1,540,008.98/2,310,243.18 = 640,938.82/x
  3. Step 3: Cross multiply
    1,540,008.98x = 2,310,243.18 × 640,938.82
  4. Step 4: Simplify right side
    1,540,008.98x = 1,480,724,537,702.25
  5. Step 5: Solve for x
    x = 1,480,724,537,702.25/1,540,008.98
  6. Step 6: Final answer
    x = 961,503.83

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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.