Home / 1,673,993.20-2,511,312.98-714,434.80

Finding the Fourth Proportional to 1,673,993.20, 2,511,312.98 and 714,434.80

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Solution

The fourth proportional to 1,673,993.20, 2,511,312.98 and 714,434.80 is: 1,071,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,993.20 : 2,511,312.98 = 714,434.80 : x
  2. Step 2: Convert to fraction form
    1,673,993.20/2,511,312.98 = 714,434.80/x
  3. Step 3: Cross multiply
    1,673,993.20x = 2,511,312.98 × 714,434.80
  4. Step 4: Simplify right side
    1,673,993.20x = 1,794,169,386,603.70
  5. Step 5: Solve for x
    x = 1,794,169,386,603.70/1,673,993.20
  6. Step 6: Final answer
    x = 1,071,790.13

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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.