Home / 1,866,436.80-2,796,544.80-1,754,462.40

Finding the Fourth Proportional to 1,866,436.80, 2,796,544.80 and 1,754,462.40

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Solution

The fourth proportional to 1,866,436.80, 2,796,544.80 and 1,754,462.40 is: 2,628,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,436.80 : 2,796,544.80 = 1,754,462.40 : x
  2. Step 2: Convert to fraction form
    1,866,436.80/2,796,544.80 = 1,754,462.40/x
  3. Step 3: Cross multiply
    1,866,436.80x = 2,796,544.80 × 1,754,462.40
  4. Step 4: Simplify right side
    1,866,436.80x = 4,906,432,701,515.52
  5. Step 5: Solve for x
    x = 4,906,432,701,515.52/1,866,436.80
  6. Step 6: Final answer
    x = 2,628,769.80

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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.