Home / 1,720,577.19-2,580,698.11-522,509.89

Finding the Fourth Proportional to 1,720,577.19, 2,580,698.11 and 522,509.89

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Solution

The fourth proportional to 1,720,577.19, 2,580,698.11 and 522,509.89 is: 783,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,577.19 : 2,580,698.11 = 522,509.89 : x
  2. Step 2: Convert to fraction form
    1,720,577.19/2,580,698.11 = 522,509.89/x
  3. Step 3: Cross multiply
    1,720,577.19x = 2,580,698.11 × 522,509.89
  4. Step 4: Simplify right side
    1,720,577.19x = 1,348,440,272,675.82
  5. Step 5: Solve for x
    x = 1,348,440,272,675.82/1,720,577.19
  6. Step 6: Final answer
    x = 783,713.91

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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.