Home / 1,997,317.93-2,995,998.77-577,386.31

Finding the Fourth Proportional to 1,997,317.93, 2,995,998.77 and 577,386.31

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Solution

The fourth proportional to 1,997,317.93, 2,995,998.77 and 577,386.31 is: 866,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,317.93 : 2,995,998.77 = 577,386.31 : x
  2. Step 2: Convert to fraction form
    1,997,317.93/2,995,998.77 = 577,386.31/x
  3. Step 3: Cross multiply
    1,997,317.93x = 2,995,998.77 × 577,386.31
  4. Step 4: Simplify right side
    1,997,317.93x = 1,729,848,674,574.84
  5. Step 5: Solve for x
    x = 1,729,848,674,574.84/1,997,317.93
  6. Step 6: Final answer
    x = 866,085.79

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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.