Home / 1,236,573.60-1,854,985.68-426,852.48

Finding the Fourth Proportional to 1,236,573.60, 1,854,985.68 and 426,852.48

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Solution

The fourth proportional to 1,236,573.60, 1,854,985.68 and 426,852.48 is: 640,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,573.60 : 1,854,985.68 = 426,852.48 : x
  2. Step 2: Convert to fraction form
    1,236,573.60/1,854,985.68 = 426,852.48/x
  3. Step 3: Cross multiply
    1,236,573.60x = 1,854,985.68 × 426,852.48
  4. Step 4: Simplify right side
    1,236,573.60x = 791,805,237,872.49
  5. Step 5: Solve for x
    x = 791,805,237,872.49/1,236,573.60
  6. Step 6: Final answer
    x = 640,321.97

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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.