Home / 1,038,998.10-1,433,803.28-580,119.72

Finding the Fourth Proportional to 1,038,998.10, 1,433,803.28 and 580,119.72

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Solution

The fourth proportional to 1,038,998.10, 1,433,803.28 and 580,119.72 is: 800,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,998.10 : 1,433,803.28 = 580,119.72 : x
  2. Step 2: Convert to fraction form
    1,038,998.10/1,433,803.28 = 580,119.72/x
  3. Step 3: Cross multiply
    1,038,998.10x = 1,433,803.28 × 580,119.72
  4. Step 4: Simplify right side
    1,038,998.10x = 831,777,557,328.68
  5. Step 5: Solve for x
    x = 831,777,557,328.68/1,038,998.10
  6. Step 6: Final answer
    x = 800,557.34

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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.