Home / 2,586,311.04-3,569,220-1,440,391.38

Finding the Fourth Proportional to 2,586,311.04, 3,569,220 and 1,440,391.38

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Solution

The fourth proportional to 2,586,311.04, 3,569,220 and 1,440,391.38 is: 1,987,801.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,311.04 : 3,569,220 = 1,440,391.38 : x
  2. Step 2: Convert to fraction form
    2,586,311.04/3,569,220 = 1,440,391.38/x
  3. Step 3: Cross multiply
    2,586,311.04x = 3,569,220 × 1,440,391.38
  4. Step 4: Simplify right side
    2,586,311.04x = 5,141,073,721,323.60
  5. Step 5: Solve for x
    x = 5,141,073,721,323.60/2,586,311.04
  6. Step 6: Final answer
    x = 1,987,801.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.