Home / 1,783,322.04-2,670,865.02-1,071,782.40

Finding the Fourth Proportional to 1,783,322.04, 2,670,865.02 and 1,071,782.40

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Solution

The fourth proportional to 1,783,322.04, 2,670,865.02 and 1,071,782.40 is: 1,605,198.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,322.04 : 2,670,865.02 = 1,071,782.40 : x
  2. Step 2: Convert to fraction form
    1,783,322.04/2,670,865.02 = 1,071,782.40/x
  3. Step 3: Cross multiply
    1,783,322.04x = 2,670,865.02 × 1,071,782.40
  4. Step 4: Simplify right side
    1,783,322.04x = 2,862,586,121,211.65
  5. Step 5: Solve for x
    x = 2,862,586,121,211.65/1,783,322.04
  6. Step 6: Final answer
    x = 1,605,198.64

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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.