Home / 1,925,861.60-2,657,687.36-1,066,421.84

Finding the Fourth Proportional to 1,925,861.60, 2,657,687.36 and 1,066,421.84

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Solution

The fourth proportional to 1,925,861.60, 2,657,687.36 and 1,066,421.84 is: 1,471,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,861.60 : 2,657,687.36 = 1,066,421.84 : x
  2. Step 2: Convert to fraction form
    1,925,861.60/2,657,687.36 = 1,066,421.84/x
  3. Step 3: Cross multiply
    1,925,861.60x = 2,657,687.36 × 1,066,421.84
  4. Step 4: Simplify right side
    1,925,861.60x = 2,834,215,825,975.40
  5. Step 5: Solve for x
    x = 2,834,215,825,975.40/1,925,861.60
  6. Step 6: Final answer
    x = 1,471,661.22

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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.