Home / 2,909,644.94-4,015,307.30-1,686,658.75

Finding the Fourth Proportional to 2,909,644.94, 4,015,307.30 and 1,686,658.75

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Solution

The fourth proportional to 2,909,644.94, 4,015,307.30 and 1,686,658.75 is: 2,327,587.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,644.94 : 4,015,307.30 = 1,686,658.75 : x
  2. Step 2: Convert to fraction form
    2,909,644.94/4,015,307.30 = 1,686,658.75/x
  3. Step 3: Cross multiply
    2,909,644.94x = 4,015,307.30 × 1,686,658.75
  4. Step 4: Simplify right side
    2,909,644.94x = 6,772,453,173,012.31
  5. Step 5: Solve for x
    x = 6,772,453,173,012.31/2,909,644.94
  6. Step 6: Final answer
    x = 2,327,587.49

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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.