Home / 1,900,488.04-2,850,434.94-621,085.36

Finding the Fourth Proportional to 1,900,488.04, 2,850,434.94 and 621,085.36

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Solution

The fourth proportional to 1,900,488.04, 2,850,434.94 and 621,085.36 is: 931,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,488.04 : 2,850,434.94 = 621,085.36 : x
  2. Step 2: Convert to fraction form
    1,900,488.04/2,850,434.94 = 621,085.36/x
  3. Step 3: Cross multiply
    1,900,488.04x = 2,850,434.94 × 621,085.36
  4. Step 4: Simplify right side
    1,900,488.04x = 1,770,363,410,866.48
  5. Step 5: Solve for x
    x = 1,770,363,410,866.48/1,900,488.04
  6. Step 6: Final answer
    x = 931,530.94

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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.