Home / 5,017,681.12-6,923,844.62-2,782,402.47

Finding the Fourth Proportional to 5,017,681.12, 6,923,844.62 and 2,782,402.47

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Solution

The fourth proportional to 5,017,681.12, 6,923,844.62 and 2,782,402.47 is: 3,839,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017,681.12 : 6,923,844.62 = 2,782,402.47 : x
  2. Step 2: Convert to fraction form
    5,017,681.12/6,923,844.62 = 2,782,402.47/x
  3. Step 3: Cross multiply
    5,017,681.12x = 6,923,844.62 × 2,782,402.47
  4. Step 4: Simplify right side
    5,017,681.12x = 19,264,922,390,535.55
  5. Step 5: Solve for x
    x = 19,264,922,390,535.55/5,017,681.12
  6. Step 6: Final answer
    x = 3,839,407.47

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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.