Home / 1,037,720.80-1,557,237.30-611,255.80

Finding the Fourth Proportional to 1,037,720.80, 1,557,237.30 and 611,255.80

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Solution

The fourth proportional to 1,037,720.80, 1,557,237.30 and 611,255.80 is: 917,270.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,720.80 : 1,557,237.30 = 611,255.80 : x
  2. Step 2: Convert to fraction form
    1,037,720.80/1,557,237.30 = 611,255.80/x
  3. Step 3: Cross multiply
    1,037,720.80x = 1,557,237.30 × 611,255.80
  4. Step 4: Simplify right side
    1,037,720.80x = 951,870,331,601.34
  5. Step 5: Solve for x
    x = 951,870,331,601.34/1,037,720.80
  6. Step 6: Final answer
    x = 917,270.17

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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.