Home / 1,074,712.32-1,612,010.16-326,700

Finding the Fourth Proportional to 1,074,712.32, 1,612,010.16 and 326,700

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Solution

The fourth proportional to 1,074,712.32, 1,612,010.16 and 326,700 is: 490,032.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,712.32 : 1,612,010.16 = 326,700 : x
  2. Step 2: Convert to fraction form
    1,074,712.32/1,612,010.16 = 326,700/x
  3. Step 3: Cross multiply
    1,074,712.32x = 1,612,010.16 × 326,700
  4. Step 4: Simplify right side
    1,074,712.32x = 526,643,719,272
  5. Step 5: Solve for x
    x = 526,643,719,272/1,074,712.32
  6. Step 6: Final answer
    x = 490,032.27

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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.