Home / 2,040,328.80-3,060,363.60-692,488.80

Finding the Fourth Proportional to 2,040,328.80, 3,060,363.60 and 692,488.80

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Solution

The fourth proportional to 2,040,328.80, 3,060,363.60 and 692,488.80 is: 1,038,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,328.80 : 3,060,363.60 = 692,488.80 : x
  2. Step 2: Convert to fraction form
    2,040,328.80/3,060,363.60 = 692,488.80/x
  3. Step 3: Cross multiply
    2,040,328.80x = 3,060,363.60 × 692,488.80
  4. Step 4: Simplify right side
    2,040,328.80x = 2,119,267,516,927.68
  5. Step 5: Solve for x
    x = 2,119,267,516,927.68/2,040,328.80
  6. Step 6: Final answer
    x = 1,038,689.21

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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.