Home / 1,152,352.40-1,727,059.80-646,912.40

Finding the Fourth Proportional to 1,152,352.40, 1,727,059.80 and 646,912.40

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Solution

The fourth proportional to 1,152,352.40, 1,727,059.80 and 646,912.40 is: 969,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,352.40 : 1,727,059.80 = 646,912.40 : x
  2. Step 2: Convert to fraction form
    1,152,352.40/1,727,059.80 = 646,912.40/x
  3. Step 3: Cross multiply
    1,152,352.40x = 1,727,059.80 × 646,912.40
  4. Step 4: Simplify right side
    1,152,352.40x = 1,117,256,400,161.52
  5. Step 5: Solve for x
    x = 1,117,256,400,161.52/1,152,352.40
  6. Step 6: Final answer
    x = 969,544.04

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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.