Home / 1,516,390.28-2,275,077.60-451,441.60

Finding the Fourth Proportional to 1,516,390.28, 2,275,077.60 and 451,441.60

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Solution

The fourth proportional to 1,516,390.28, 2,275,077.60 and 451,441.60 is: 677,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,390.28 : 2,275,077.60 = 451,441.60 : x
  2. Step 2: Convert to fraction form
    1,516,390.28/2,275,077.60 = 451,441.60/x
  3. Step 3: Cross multiply
    1,516,390.28x = 2,275,077.60 × 451,441.60
  4. Step 4: Simplify right side
    1,516,390.28x = 1,027,064,671,868.16
  5. Step 5: Solve for x
    x = 1,027,064,671,868.16/1,516,390.28
  6. Step 6: Final answer
    x = 677,308.93

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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.