Home / 1,717,840.80-2,576,105.10-519,364.80

Finding the Fourth Proportional to 1,717,840.80, 2,576,105.10 and 519,364.80

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Solution

The fourth proportional to 1,717,840.80, 2,576,105.10 and 519,364.80 is: 778,848.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,840.80 : 2,576,105.10 = 519,364.80 : x
  2. Step 2: Convert to fraction form
    1,717,840.80/2,576,105.10 = 519,364.80/x
  3. Step 3: Cross multiply
    1,717,840.80x = 2,576,105.10 × 519,364.80
  4. Step 4: Simplify right side
    1,717,840.80x = 1,337,938,310,040.48
  5. Step 5: Solve for x
    x = 1,337,938,310,040.48/1,717,840.80
  6. Step 6: Final answer
    x = 778,848.84

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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.