Home / 1,758,308.55-2,635,986.60-916,860.30

Finding the Fourth Proportional to 1,758,308.55, 2,635,986.60 and 916,860.30

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Solution

The fourth proportional to 1,758,308.55, 2,635,986.60 and 916,860.30 is: 1,374,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,308.55 : 2,635,986.60 = 916,860.30 : x
  2. Step 2: Convert to fraction form
    1,758,308.55/2,635,986.60 = 916,860.30/x
  3. Step 3: Cross multiply
    1,758,308.55x = 2,635,986.60 × 916,860.30
  4. Step 4: Simplify right side
    1,758,308.55x = 2,416,831,464,871.98
  5. Step 5: Solve for x
    x = 2,416,831,464,871.98/1,758,308.55
  6. Step 6: Final answer
    x = 1,374,520.68

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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.