Home / 1,429,070.64-2,141,604-1,073,857.92

Finding the Fourth Proportional to 1,429,070.64, 2,141,604 and 1,073,857.92

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Solution

The fourth proportional to 1,429,070.64, 2,141,604 and 1,073,857.92 is: 1,609,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,070.64 : 2,141,604 = 1,073,857.92 : x
  2. Step 2: Convert to fraction form
    1,429,070.64/2,141,604 = 1,073,857.92/x
  3. Step 3: Cross multiply
    1,429,070.64x = 2,141,604 × 1,073,857.92
  4. Step 4: Simplify right side
    1,429,070.64x = 2,299,778,416,903.68
  5. Step 5: Solve for x
    x = 2,299,778,416,903.68/1,429,070.64
  6. Step 6: Final answer
    x = 1,609,282.53

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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.