Home / 807,195.22-1,210,794.35-757,870.84

Finding the Fourth Proportional to 807,195.22, 1,210,794.35 and 757,870.84

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Solution

The fourth proportional to 807,195.22, 1,210,794.35 and 757,870.84 is: 1,136,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,195.22 : 1,210,794.35 = 757,870.84 : x
  2. Step 2: Convert to fraction form
    807,195.22/1,210,794.35 = 757,870.84/x
  3. Step 3: Cross multiply
    807,195.22x = 1,210,794.35 × 757,870.84
  4. Step 4: Simplify right side
    807,195.22x = 917,625,724,285.41
  5. Step 5: Solve for x
    x = 917,625,724,285.41/807,195.22
  6. Step 6: Final answer
    x = 1,136,807.68

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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.