Home / 1,787,309.80-2,681,223.90-589,028.20

Finding the Fourth Proportional to 1,787,309.80, 2,681,223.90 and 589,028.20

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Solution

The fourth proportional to 1,787,309.80, 2,681,223.90 and 589,028.20 is: 883,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,309.80 : 2,681,223.90 = 589,028.20 : x
  2. Step 2: Convert to fraction form
    1,787,309.80/2,681,223.90 = 589,028.20/x
  3. Step 3: Cross multiply
    1,787,309.80x = 2,681,223.90 × 589,028.20
  4. Step 4: Simplify right side
    1,787,309.80x = 1,579,316,487,613.98
  5. Step 5: Solve for x
    x = 1,579,316,487,613.98/1,787,309.80
  6. Step 6: Final answer
    x = 883,627.72

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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.