Home / 1,427,835.80-2,141,903.91-416,960.59

Finding the Fourth Proportional to 1,427,835.80, 2,141,903.91 and 416,960.59

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Solution

The fourth proportional to 1,427,835.80, 2,141,903.91 and 416,960.59 is: 625,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,835.80 : 2,141,903.91 = 416,960.59 : x
  2. Step 2: Convert to fraction form
    1,427,835.80/2,141,903.91 = 416,960.59/x
  3. Step 3: Cross multiply
    1,427,835.80x = 2,141,903.91 × 416,960.59
  4. Step 4: Simplify right side
    1,427,835.80x = 893,089,509,892.31
  5. Step 5: Solve for x
    x = 893,089,509,892.31/1,427,835.80
  6. Step 6: Final answer
    x = 625,484.74

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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.