Home / 1,207,125-1,810,967.58-354,162.24

Finding the Fourth Proportional to 1,207,125, 1,810,967.58 and 354,162.24

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Solution

The fourth proportional to 1,207,125, 1,810,967.58 and 354,162.24 is: 531,325.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,125 : 1,810,967.58 = 354,162.24 : x
  2. Step 2: Convert to fraction form
    1,207,125/1,810,967.58 = 354,162.24/x
  3. Step 3: Cross multiply
    1,207,125x = 1,810,967.58 × 354,162.24
  4. Step 4: Simplify right side
    1,207,125x = 641,376,334,700.18
  5. Step 5: Solve for x
    x = 641,376,334,700.18/1,207,125
  6. Step 6: Final answer
    x = 531,325.53

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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.