Home / 1,493,085.60-2,239,628.40-495,813.60

Finding the Fourth Proportional to 1,493,085.60, 2,239,628.40 and 495,813.60

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Solution

The fourth proportional to 1,493,085.60, 2,239,628.40 and 495,813.60 is: 743,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,085.60 : 2,239,628.40 = 495,813.60 : x
  2. Step 2: Convert to fraction form
    1,493,085.60/2,239,628.40 = 495,813.60/x
  3. Step 3: Cross multiply
    1,493,085.60x = 2,239,628.40 × 495,813.60
  4. Step 4: Simplify right side
    1,493,085.60x = 1,110,438,219,666.24
  5. Step 5: Solve for x
    x = 1,110,438,219,666.24/1,493,085.60
  6. Step 6: Final answer
    x = 743,720.40

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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.