Home / 1,880,926.96-2,595,678.60-1,021,487.44

Finding the Fourth Proportional to 1,880,926.96, 2,595,678.60 and 1,021,487.44

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Solution

The fourth proportional to 1,880,926.96, 2,595,678.60 and 1,021,487.44 is: 1,409,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,926.96 : 2,595,678.60 = 1,021,487.44 : x
  2. Step 2: Convert to fraction form
    1,880,926.96/2,595,678.60 = 1,021,487.44/x
  3. Step 3: Cross multiply
    1,880,926.96x = 2,595,678.60 × 1,021,487.44
  4. Step 4: Simplify right side
    1,880,926.96x = 2,651,453,088,176.78
  5. Step 5: Solve for x
    x = 2,651,453,088,176.78/1,880,926.96
  6. Step 6: Final answer
    x = 1,409,652.34

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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.