Home / 1,040,085.80-1,560,647.10-591,151.40

Finding the Fourth Proportional to 1,040,085.80, 1,560,647.10 and 591,151.40

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Solution

The fourth proportional to 1,040,085.80, 1,560,647.10 and 591,151.40 is: 887,021.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,085.80 : 1,560,647.10 = 591,151.40 : x
  2. Step 2: Convert to fraction form
    1,040,085.80/1,560,647.10 = 591,151.40/x
  3. Step 3: Cross multiply
    1,040,085.80x = 1,560,647.10 × 591,151.40
  4. Step 4: Simplify right side
    1,040,085.80x = 922,578,718,070.94
  5. Step 5: Solve for x
    x = 922,578,718,070.94/1,040,085.80
  6. Step 6: Final answer
    x = 887,021.74

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1.5x scale

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.