Home / 3,615,843.42-4,989,925.17-1,984,402.59

Finding the Fourth Proportional to 3,615,843.42, 4,989,925.17 and 1,984,402.59

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Solution

The fourth proportional to 3,615,843.42, 4,989,925.17 and 1,984,402.59 is: 2,738,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,843.42 : 4,989,925.17 = 1,984,402.59 : x
  2. Step 2: Convert to fraction form
    3,615,843.42/4,989,925.17 = 1,984,402.59/x
  3. Step 3: Cross multiply
    3,615,843.42x = 4,989,925.17 × 1,984,402.59
  4. Step 4: Simplify right side
    3,615,843.42x = 9,902,020,431,254.19
  5. Step 5: Solve for x
    x = 9,902,020,431,254.19/3,615,843.42
  6. Step 6: Final answer
    x = 2,738,509.19

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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.