Home / 1,880,723.93-2,595,408.63-1,021,284.20

Finding the Fourth Proportional to 1,880,723.93, 2,595,408.63 and 1,021,284.20

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Solution

The fourth proportional to 1,880,723.93, 2,595,408.63 and 1,021,284.20 is: 1,409,377.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,723.93 : 2,595,408.63 = 1,021,284.20 : x
  2. Step 2: Convert to fraction form
    1,880,723.93/2,595,408.63 = 1,021,284.20/x
  3. Step 3: Cross multiply
    1,880,723.93x = 2,595,408.63 × 1,021,284.20
  4. Step 4: Simplify right side
    1,880,723.93x = 2,650,649,820,166.90
  5. Step 5: Solve for x
    x = 2,650,649,820,166.90/1,880,723.93
  6. Step 6: Final answer
    x = 1,409,377.41

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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.