Home / 1,558,885.50-2,151,268.47-843,493.50

Finding the Fourth Proportional to 1,558,885.50, 2,151,268.47 and 843,493.50

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Solution

The fourth proportional to 1,558,885.50, 2,151,268.47 and 843,493.50 is: 1,164,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,885.50 : 2,151,268.47 = 843,493.50 : x
  2. Step 2: Convert to fraction form
    1,558,885.50/2,151,268.47 = 843,493.50/x
  3. Step 3: Cross multiply
    1,558,885.50x = 2,151,268.47 × 843,493.50
  4. Step 4: Simplify right side
    1,558,885.50x = 1,814,580,971,199.95
  5. Step 5: Solve for x
    x = 1,814,580,971,199.95/1,558,885.50
  6. Step 6: Final answer
    x = 1,164,024.54

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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.