Home / 1,661,603.85-2,492,208.14-539,671.77

Finding the Fourth Proportional to 1,661,603.85, 2,492,208.14 and 539,671.77

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Solution

The fourth proportional to 1,661,603.85, 2,492,208.14 and 539,671.77 is: 809,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,603.85 : 2,492,208.14 = 539,671.77 : x
  2. Step 2: Convert to fraction form
    1,661,603.85/2,492,208.14 = 539,671.77/x
  3. Step 3: Cross multiply
    1,661,603.85x = 2,492,208.14 × 539,671.77
  4. Step 4: Simplify right side
    1,661,603.85x = 1,344,974,375,423.85
  5. Step 5: Solve for x
    x = 1,344,974,375,423.85/1,661,603.85
  6. Step 6: Final answer
    x = 809,443.46

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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.