Home / 2,591,431.60-3,576,151.20-1,429,888.36

Finding the Fourth Proportional to 2,591,431.60, 3,576,151.20 and 1,429,888.36

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Solution

The fourth proportional to 2,591,431.60, 3,576,151.20 and 1,429,888.36 is: 1,973,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,431.60 : 3,576,151.20 = 1,429,888.36 : x
  2. Step 2: Convert to fraction form
    2,591,431.60/3,576,151.20 = 1,429,888.36/x
  3. Step 3: Cross multiply
    2,591,431.60x = 3,576,151.20 × 1,429,888.36
  4. Step 4: Simplify right side
    2,591,431.60x = 5,113,496,974,480.03
  5. Step 5: Solve for x
    x = 5,113,496,974,480.03/2,591,431.60
  6. Step 6: Final answer
    x = 1,973,232.47

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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.