Home / 2,118,545.55-2,923,558.36-1,151,700.21

Finding the Fourth Proportional to 2,118,545.55, 2,923,558.36 and 1,151,700.21

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Solution

The fourth proportional to 2,118,545.55, 2,923,558.36 and 1,151,700.21 is: 1,589,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,545.55 : 2,923,558.36 = 1,151,700.21 : x
  2. Step 2: Convert to fraction form
    2,118,545.55/2,923,558.36 = 1,151,700.21/x
  3. Step 3: Cross multiply
    2,118,545.55x = 2,923,558.36 × 1,151,700.21
  4. Step 4: Simplify right side
    2,118,545.55x = 3,367,062,774,280.01
  5. Step 5: Solve for x
    x = 3,367,062,774,280.01/2,118,545.55
  6. Step 6: Final answer
    x = 1,589,327.53

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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.