Home / 1,260,885.36-1,890,263.52-586,618.56

Finding the Fourth Proportional to 1,260,885.36, 1,890,263.52 and 586,618.56

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Solution

The fourth proportional to 1,260,885.36, 1,890,263.52 and 586,618.56 is: 879,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,885.36 : 1,890,263.52 = 586,618.56 : x
  2. Step 2: Convert to fraction form
    1,260,885.36/1,890,263.52 = 586,618.56/x
  3. Step 3: Cross multiply
    1,260,885.36x = 1,890,263.52 × 586,618.56
  4. Step 4: Simplify right side
    1,260,885.36x = 1,108,863,664,122.93
  5. Step 5: Solve for x
    x = 1,108,863,664,122.93/1,260,885.36
  6. Step 6: Final answer
    x = 879,432.58

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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.