Home / 1,313,042.04-1,968,774.53-513,370.76

Finding the Fourth Proportional to 1,313,042.04, 1,968,774.53 and 513,370.76

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Solution

The fourth proportional to 1,313,042.04, 1,968,774.53 and 513,370.76 is: 769,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,042.04 : 1,968,774.53 = 513,370.76 : x
  2. Step 2: Convert to fraction form
    1,313,042.04/1,968,774.53 = 513,370.76/x
  3. Step 3: Cross multiply
    1,313,042.04x = 1,968,774.53 × 513,370.76
  4. Step 4: Simplify right side
    1,313,042.04x = 1,010,711,264,324.02
  5. Step 5: Solve for x
    x = 1,010,711,264,324.02/1,313,042.04
  6. Step 6: Final answer
    x = 769,747.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.