Home / 1,434,931.20-2,148,249.60-875,059.20

Finding the Fourth Proportional to 1,434,931.20, 2,148,249.60 and 875,059.20

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Solution

The fourth proportional to 1,434,931.20, 2,148,249.60 and 875,059.20 is: 1,310,059.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,931.20 : 2,148,249.60 = 875,059.20 : x
  2. Step 2: Convert to fraction form
    1,434,931.20/2,148,249.60 = 875,059.20/x
  3. Step 3: Cross multiply
    1,434,931.20x = 2,148,249.60 × 875,059.20
  4. Step 4: Simplify right side
    1,434,931.20x = 1,879,845,576,376.32
  5. Step 5: Solve for x
    x = 1,879,845,576,376.32/1,434,931.20
  6. Step 6: Final answer
    x = 1,310,059.73

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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.