Home / 875,195.80-1,312,793.70-698,048.80

Finding the Fourth Proportional to 875,195.80, 1,312,793.70 and 698,048.80

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Solution

The fourth proportional to 875,195.80, 1,312,793.70 and 698,048.80 is: 1,047,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,195.80 : 1,312,793.70 = 698,048.80 : x
  2. Step 2: Convert to fraction form
    875,195.80/1,312,793.70 = 698,048.80/x
  3. Step 3: Cross multiply
    875,195.80x = 1,312,793.70 × 698,048.80
  4. Step 4: Simplify right side
    875,195.80x = 916,394,066,932.56
  5. Step 5: Solve for x
    x = 916,394,066,932.56/875,195.80
  6. Step 6: Final answer
    x = 1,047,073.20

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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.