Home / 1,127,019.96-1,689,640.50-558,596.80

Finding the Fourth Proportional to 1,127,019.96, 1,689,640.50 and 558,596.80

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Solution

The fourth proportional to 1,127,019.96, 1,689,640.50 and 558,596.80 is: 837,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,019.96 : 1,689,640.50 = 558,596.80 : x
  2. Step 2: Convert to fraction form
    1,127,019.96/1,689,640.50 = 558,596.80/x
  3. Step 3: Cross multiply
    1,127,019.96x = 1,689,640.50 × 558,596.80
  4. Step 4: Simplify right side
    1,127,019.96x = 943,827,776,450.40
  5. Step 5: Solve for x
    x = 943,827,776,450.40/1,127,019.96
  6. Step 6: Final answer
    x = 837,454.36

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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.