Home / 2,936,744.80-4,405,117.20-942,402.40

Finding the Fourth Proportional to 2,936,744.80, 4,405,117.20 and 942,402.40

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Solution

The fourth proportional to 2,936,744.80, 4,405,117.20 and 942,402.40 is: 1,413,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,744.80 : 4,405,117.20 = 942,402.40 : x
  2. Step 2: Convert to fraction form
    2,936,744.80/4,405,117.20 = 942,402.40/x
  3. Step 3: Cross multiply
    2,936,744.80x = 4,405,117.20 × 942,402.40
  4. Step 4: Simplify right side
    2,936,744.80x = 4,151,393,021,561.28
  5. Step 5: Solve for x
    x = 4,151,393,021,561.28/2,936,744.80
  6. Step 6: Final answer
    x = 1,413,603.60

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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.