Home / 1,500,337.44-2,070,514.32-821,274

Finding the Fourth Proportional to 1,500,337.44, 2,070,514.32 and 821,274

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Solution

The fourth proportional to 1,500,337.44, 2,070,514.32 and 821,274 is: 1,133,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,337.44 : 2,070,514.32 = 821,274 : x
  2. Step 2: Convert to fraction form
    1,500,337.44/2,070,514.32 = 821,274/x
  3. Step 3: Cross multiply
    1,500,337.44x = 2,070,514.32 × 821,274
  4. Step 4: Simplify right side
    1,500,337.44x = 1,700,459,577,643.68
  5. Step 5: Solve for x
    x = 1,700,459,577,643.68/1,500,337.44
  6. Step 6: Final answer
    x = 1,133,384.75

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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.