Home / 1,959,666.09-2,938,355.01-760,186.77

Finding the Fourth Proportional to 1,959,666.09, 2,938,355.01 and 760,186.77

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Solution

The fourth proportional to 1,959,666.09, 2,938,355.01 and 760,186.77 is: 1,139,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,666.09 : 2,938,355.01 = 760,186.77 : x
  2. Step 2: Convert to fraction form
    1,959,666.09/2,938,355.01 = 760,186.77/x
  3. Step 3: Cross multiply
    1,959,666.09x = 2,938,355.01 × 760,186.77
  4. Step 4: Simplify right side
    1,959,666.09x = 2,233,698,604,165.22
  5. Step 5: Solve for x
    x = 2,233,698,604,165.22/1,959,666.09
  6. Step 6: Final answer
    x = 1,139,836.33

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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.