Home / 1,018,959.50-1,404,682.09-712,083.14

Finding the Fourth Proportional to 1,018,959.50, 1,404,682.09 and 712,083.14

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Solution

The fourth proportional to 1,018,959.50, 1,404,682.09 and 712,083.14 is: 981,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,959.50 : 1,404,682.09 = 712,083.14 : x
  2. Step 2: Convert to fraction form
    1,018,959.50/1,404,682.09 = 712,083.14/x
  3. Step 3: Cross multiply
    1,018,959.50x = 1,404,682.09 × 712,083.14
  4. Step 4: Simplify right side
    1,018,959.50x = 1,000,250,433,348.96
  5. Step 5: Solve for x
    x = 1,000,250,433,348.96/1,018,959.50
  6. Step 6: Final answer
    x = 981,639.05

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1.5x scale

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.