Home / 1,580,065.38-2,368,965.96-669,309.21

Finding the Fourth Proportional to 1,580,065.38, 2,368,965.96 and 669,309.21

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Solution

The fourth proportional to 1,580,065.38, 2,368,965.96 and 669,309.21 is: 1,003,484.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,065.38 : 2,368,965.96 = 669,309.21 : x
  2. Step 2: Convert to fraction form
    1,580,065.38/2,368,965.96 = 669,309.21/x
  3. Step 3: Cross multiply
    1,580,065.38x = 2,368,965.96 × 669,309.21
  4. Step 4: Simplify right side
    1,580,065.38x = 1,585,570,735,204.49
  5. Step 5: Solve for x
    x = 1,585,570,735,204.49/1,580,065.38
  6. Step 6: Final answer
    x = 1,003,484.26

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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.