Home / 1,509,752.55-2,083,515.86-865,297.11

Finding the Fourth Proportional to 1,509,752.55, 2,083,515.86 and 865,297.11

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Solution

The fourth proportional to 1,509,752.55, 2,083,515.86 and 865,297.11 is: 1,194,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,752.55 : 2,083,515.86 = 865,297.11 : x
  2. Step 2: Convert to fraction form
    1,509,752.55/2,083,515.86 = 865,297.11/x
  3. Step 3: Cross multiply
    1,509,752.55x = 2,083,515.86 × 865,297.11
  4. Step 4: Simplify right side
    1,509,752.55x = 1,802,860,254,460.41
  5. Step 5: Solve for x
    x = 1,802,860,254,460.41/1,509,752.55
  6. Step 6: Final answer
    x = 1,194,142.88

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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.