Home / 1,888,770.22-2,606,426.86-1,029,312.02

Finding the Fourth Proportional to 1,888,770.22, 2,606,426.86 and 1,029,312.02

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Solution

The fourth proportional to 1,888,770.22, 2,606,426.86 and 1,029,312.02 is: 1,420,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,770.22 : 2,606,426.86 = 1,029,312.02 : x
  2. Step 2: Convert to fraction form
    1,888,770.22/2,606,426.86 = 1,029,312.02/x
  3. Step 3: Cross multiply
    1,888,770.22x = 2,606,426.86 × 1,029,312.02
  4. Step 4: Simplify right side
    1,888,770.22x = 2,682,826,502,121.60
  5. Step 5: Solve for x
    x = 2,682,826,502,121.60/1,888,770.22
  6. Step 6: Final answer
    x = 1,420,409.15

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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.