Home / 1,210,109.04-1,669,761.81-700,713

Finding the Fourth Proportional to 1,210,109.04, 1,669,761.81 and 700,713

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Solution

The fourth proportional to 1,210,109.04, 1,669,761.81 and 700,713 is: 966,874.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,109.04 : 1,669,761.81 = 700,713 : x
  2. Step 2: Convert to fraction form
    1,210,109.04/1,669,761.81 = 700,713/x
  3. Step 3: Cross multiply
    1,210,109.04x = 1,669,761.81 × 700,713
  4. Step 4: Simplify right side
    1,210,109.04x = 1,170,023,807,170.53
  5. Step 5: Solve for x
    x = 1,170,023,807,170.53/1,210,109.04
  6. Step 6: Final answer
    x = 966,874.69

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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.