Home / 1,576,994.34-2,363,919.33-666,406.47

Finding the Fourth Proportional to 1,576,994.34, 2,363,919.33 and 666,406.47

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Solution

The fourth proportional to 1,576,994.34, 2,363,919.33 and 666,406.47 is: 998,945.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,994.34 : 2,363,919.33 = 666,406.47 : x
  2. Step 2: Convert to fraction form
    1,576,994.34/2,363,919.33 = 666,406.47/x
  3. Step 3: Cross multiply
    1,576,994.34x = 2,363,919.33 × 666,406.47
  4. Step 4: Simplify right side
    1,576,994.34x = 1,575,331,136,070.07
  5. Step 5: Solve for x
    x = 1,575,331,136,070.07/1,576,994.34
  6. Step 6: Final answer
    x = 998,945.33

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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.