Home / 1,038,959.81-1,433,750.58-580,081.42

Finding the Fourth Proportional to 1,038,959.81, 1,433,750.58 and 580,081.42

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Solution

The fourth proportional to 1,038,959.81, 1,433,750.58 and 580,081.42 is: 800,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,959.81 : 1,433,750.58 = 580,081.42 : x
  2. Step 2: Convert to fraction form
    1,038,959.81/1,433,750.58 = 580,081.42/x
  3. Step 3: Cross multiply
    1,038,959.81x = 1,433,750.58 × 580,081.42
  4. Step 4: Simplify right side
    1,038,959.81x = 831,692,068,787.85
  5. Step 5: Solve for x
    x = 831,692,068,787.85/1,038,959.81
  6. Step 6: Final answer
    x = 800,504.57

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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.