Home / 1,866,591.45-2,575,900.46-1,039,658.39

Finding the Fourth Proportional to 1,866,591.45, 2,575,900.46 and 1,039,658.39

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Solution

The fourth proportional to 1,866,591.45, 2,575,900.46 and 1,039,658.39 is: 1,434,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,591.45 : 2,575,900.46 = 1,039,658.39 : x
  2. Step 2: Convert to fraction form
    1,866,591.45/2,575,900.46 = 1,039,658.39/x
  3. Step 3: Cross multiply
    1,866,591.45x = 2,575,900.46 × 1,039,658.39
  4. Step 4: Simplify right side
    1,866,591.45x = 2,678,056,524,423.13
  5. Step 5: Solve for x
    x = 2,678,056,524,423.13/1,866,591.45
  6. Step 6: Final answer
    x = 1,434,730.95

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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.