Home / 1,313,036.46-1,812,004.16-740,076.62

Finding the Fourth Proportional to 1,313,036.46, 1,812,004.16 and 740,076.62

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Solution

The fourth proportional to 1,313,036.46, 1,812,004.16 and 740,076.62 is: 1,021,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,036.46 : 1,812,004.16 = 740,076.62 : x
  2. Step 2: Convert to fraction form
    1,313,036.46/1,812,004.16 = 740,076.62/x
  3. Step 3: Cross multiply
    1,313,036.46x = 1,812,004.16 × 740,076.62
  4. Step 4: Simplify right side
    1,313,036.46x = 1,341,021,901,398.34
  5. Step 5: Solve for x
    x = 1,341,021,901,398.34/1,313,036.46
  6. Step 6: Final answer
    x = 1,021,313.53

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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.