Home / 1,717,779.24-2,576,336.40-519,420.60

Finding the Fourth Proportional to 1,717,779.24, 2,576,336.40 and 519,420.60

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Solution

The fourth proportional to 1,717,779.24, 2,576,336.40 and 519,420.60 is: 779,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,779.24 : 2,576,336.40 = 519,420.60 : x
  2. Step 2: Convert to fraction form
    1,717,779.24/2,576,336.40 = 519,420.60/x
  3. Step 3: Cross multiply
    1,717,779.24x = 2,576,336.40 × 519,420.60
  4. Step 4: Simplify right side
    1,717,779.24x = 1,338,202,198,689.84
  5. Step 5: Solve for x
    x = 1,338,202,198,689.84/1,717,779.24
  6. Step 6: Final answer
    x = 779,030.37

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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.