Home / 869,091.80-1,303,637.70-834,099.80

Finding the Fourth Proportional to 869,091.80, 1,303,637.70 and 834,099.80

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Solution

The fourth proportional to 869,091.80, 1,303,637.70 and 834,099.80 is: 1,251,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,091.80 : 1,303,637.70 = 834,099.80 : x
  2. Step 2: Convert to fraction form
    869,091.80/1,303,637.70 = 834,099.80/x
  3. Step 3: Cross multiply
    869,091.80x = 1,303,637.70 × 834,099.80
  4. Step 4: Simplify right side
    869,091.80x = 1,087,363,944,842.46
  5. Step 5: Solve for x
    x = 1,087,363,944,842.46/869,091.80
  6. Step 6: Final answer
    x = 1,251,149.70

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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.