Home / 1,265,781.24-1,898,376.48-366,981.72

Finding the Fourth Proportional to 1,265,781.24, 1,898,376.48 and 366,981.72

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Solution

The fourth proportional to 1,265,781.24, 1,898,376.48 and 366,981.72 is: 550,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,781.24 : 1,898,376.48 = 366,981.72 : x
  2. Step 2: Convert to fraction form
    1,265,781.24/1,898,376.48 = 366,981.72/x
  3. Step 3: Cross multiply
    1,265,781.24x = 1,898,376.48 × 366,981.72
  4. Step 4: Simplify right side
    1,265,781.24x = 696,669,465,837.95
  5. Step 5: Solve for x
    x = 696,669,465,837.95/1,265,781.24
  6. Step 6: Final answer
    x = 550,386.94

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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.