Home / 1,510,012.62-2,083,903.20-865,539.90

Finding the Fourth Proportional to 1,510,012.62, 2,083,903.20 and 865,539.90

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Solution

The fourth proportional to 1,510,012.62, 2,083,903.20 and 865,539.90 is: 1,194,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,012.62 : 2,083,903.20 = 865,539.90 : x
  2. Step 2: Convert to fraction form
    1,510,012.62/2,083,903.20 = 865,539.90/x
  3. Step 3: Cross multiply
    1,510,012.62x = 2,083,903.20 × 865,539.90
  4. Step 4: Simplify right side
    1,510,012.62x = 1,803,701,367,337.68
  5. Step 5: Solve for x
    x = 1,803,701,367,337.68/1,510,012.62
  6. Step 6: Final answer
    x = 1,194,494.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.