Home / 1,386,588.34-2,079,883.15-500,124.34

Finding the Fourth Proportional to 1,386,588.34, 2,079,883.15 and 500,124.34

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Solution

The fourth proportional to 1,386,588.34, 2,079,883.15 and 500,124.34 is: 750,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,588.34 : 2,079,883.15 = 500,124.34 : x
  2. Step 2: Convert to fraction form
    1,386,588.34/2,079,883.15 = 500,124.34/x
  3. Step 3: Cross multiply
    1,386,588.34x = 2,079,883.15 × 500,124.34
  4. Step 4: Simplify right side
    1,386,588.34x = 1,040,200,187,670.87
  5. Step 5: Solve for x
    x = 1,040,200,187,670.87/1,386,588.34
  6. Step 6: Final answer
    x = 750,186.74

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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.