Home / 1,720,572.90-2,580,729.75-695,968.26

Finding the Fourth Proportional to 1,720,572.90, 2,580,729.75 and 695,968.26

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Solution

The fourth proportional to 1,720,572.90, 2,580,729.75 and 695,968.26 is: 1,043,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,572.90 : 2,580,729.75 = 695,968.26 : x
  2. Step 2: Convert to fraction form
    1,720,572.90/2,580,729.75 = 695,968.26/x
  3. Step 3: Cross multiply
    1,720,572.90x = 2,580,729.75 × 695,968.26
  4. Step 4: Simplify right side
    1,720,572.90x = 1,796,105,993,637.74
  5. Step 5: Solve for x
    x = 1,796,105,993,637.74/1,720,572.90
  6. Step 6: Final answer
    x = 1,043,899.97

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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.