Home / 1,509,896.55-2,083,743.45-865,424.10

Finding the Fourth Proportional to 1,509,896.55, 2,083,743.45 and 865,424.10

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Solution

The fourth proportional to 1,509,896.55, 2,083,743.45 and 865,424.10 is: 1,194,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,896.55 : 2,083,743.45 = 865,424.10 : x
  2. Step 2: Convert to fraction form
    1,509,896.55/2,083,743.45 = 865,424.10/x
  3. Step 3: Cross multiply
    1,509,896.55x = 2,083,743.45 × 865,424.10
  4. Step 4: Simplify right side
    1,509,896.55x = 1,803,321,798,374.13
  5. Step 5: Solve for x
    x = 1,803,321,798,374.13/1,509,896.55
  6. Step 6: Final answer
    x = 1,194,334.67

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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.