Home / 1,717,602.90-2,575,420.20-519,345.60

Finding the Fourth Proportional to 1,717,602.90, 2,575,420.20 and 519,345.60

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Solution

The fourth proportional to 1,717,602.90, 2,575,420.20 and 519,345.60 is: 778,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,602.90 : 2,575,420.20 = 519,345.60 : x
  2. Step 2: Convert to fraction form
    1,717,602.90/2,575,420.20 = 519,345.60/x
  3. Step 3: Cross multiply
    1,717,602.90x = 2,575,420.20 × 519,345.60
  4. Step 4: Simplify right side
    1,717,602.90x = 1,337,533,149,021.12
  5. Step 5: Solve for x
    x = 1,337,533,149,021.12/1,717,602.90
  6. Step 6: Final answer
    x = 778,720.83

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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.