Home / 1,302,586.86-1,952,587.21-618,274.56

Finding the Fourth Proportional to 1,302,586.86, 1,952,587.21 and 618,274.56

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Solution

The fourth proportional to 1,302,586.86, 1,952,587.21 and 618,274.56 is: 926,798.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,586.86 : 1,952,587.21 = 618,274.56 : x
  2. Step 2: Convert to fraction form
    1,302,586.86/1,952,587.21 = 618,274.56/x
  3. Step 3: Cross multiply
    1,302,586.86x = 1,952,587.21 × 618,274.56
  4. Step 4: Simplify right side
    1,302,586.86x = 1,207,234,998,124.38
  5. Step 5: Solve for x
    x = 1,207,234,998,124.38/1,302,586.86
  6. Step 6: Final answer
    x = 926,798.08

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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.