Home / 1,787,801.56-2,681,336.58-525,290.20

Finding the Fourth Proportional to 1,787,801.56, 2,681,336.58 and 525,290.20

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Solution

The fourth proportional to 1,787,801.56, 2,681,336.58 and 525,290.20 is: 787,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,801.56 : 2,681,336.58 = 525,290.20 : x
  2. Step 2: Convert to fraction form
    1,787,801.56/2,681,336.58 = 525,290.20/x
  3. Step 3: Cross multiply
    1,787,801.56x = 2,681,336.58 × 525,290.20
  4. Step 4: Simplify right side
    1,787,801.56x = 1,408,479,828,375.52
  5. Step 5: Solve for x
    x = 1,408,479,828,375.52/1,787,801.56
  6. Step 6: Final answer
    x = 787,827.83

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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.