Home / 1,717,719.90-2,576,871.45-519,632.70

Finding the Fourth Proportional to 1,717,719.90, 2,576,871.45 and 519,632.70

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Solution

The fourth proportional to 1,717,719.90, 2,576,871.45 and 519,632.70 is: 779,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,719.90 : 2,576,871.45 = 519,632.70 : x
  2. Step 2: Convert to fraction form
    1,717,719.90/2,576,871.45 = 519,632.70/x
  3. Step 3: Cross multiply
    1,717,719.90x = 2,576,871.45 × 519,632.70
  4. Step 4: Simplify right side
    1,717,719.90x = 1,339,026,669,116.42
  5. Step 5: Solve for x
    x = 1,339,026,669,116.42/1,717,719.90
  6. Step 6: Final answer
    x = 779,537.26

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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.