Home / 1,146,686.76-1,720,040.57-347,968.35

Finding the Fourth Proportional to 1,146,686.76, 1,720,040.57 and 347,968.35

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Solution

The fourth proportional to 1,146,686.76, 1,720,040.57 and 347,968.35 is: 521,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,686.76 : 1,720,040.57 = 347,968.35 : x
  2. Step 2: Convert to fraction form
    1,146,686.76/1,720,040.57 = 347,968.35/x
  3. Step 3: Cross multiply
    1,146,686.76x = 1,720,040.57 × 347,968.35
  4. Step 4: Simplify right side
    1,146,686.76x = 598,519,677,336.12
  5. Step 5: Solve for x
    x = 598,519,677,336.12/1,146,686.76
  6. Step 6: Final answer
    x = 521,955.69

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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.