Home / 1,550,803.80-2,139,793.02-906,099.48

Finding the Fourth Proportional to 1,550,803.80, 2,139,793.02 and 906,099.48

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Solution

The fourth proportional to 1,550,803.80, 2,139,793.02 and 906,099.48 is: 1,250,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,803.80 : 2,139,793.02 = 906,099.48 : x
  2. Step 2: Convert to fraction form
    1,550,803.80/2,139,793.02 = 906,099.48/x
  3. Step 3: Cross multiply
    1,550,803.80x = 2,139,793.02 × 906,099.48
  4. Step 4: Simplify right side
    1,550,803.80x = 1,938,865,342,729.63
  5. Step 5: Solve for x
    x = 1,938,865,342,729.63/1,550,803.80
  6. Step 6: Final answer
    x = 1,250,232.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.