Home / 1,026,606.24-1,540,172.16-427,368.24

Finding the Fourth Proportional to 1,026,606.24, 1,540,172.16 and 427,368.24

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Solution

The fourth proportional to 1,026,606.24, 1,540,172.16 and 427,368.24 is: 641,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,606.24 : 1,540,172.16 = 427,368.24 : x
  2. Step 2: Convert to fraction form
    1,026,606.24/1,540,172.16 = 427,368.24/x
  3. Step 3: Cross multiply
    1,026,606.24x = 1,540,172.16 × 427,368.24
  4. Step 4: Simplify right side
    1,026,606.24x = 658,220,665,316.20
  5. Step 5: Solve for x
    x = 658,220,665,316.20/1,026,606.24
  6. Step 6: Final answer
    x = 641,161.76

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1.5x scale

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.