Home / 1,596,688.38-2,203,101.05-917,493.66

Finding the Fourth Proportional to 1,596,688.38, 2,203,101.05 and 917,493.66

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Solution

The fourth proportional to 1,596,688.38, 2,203,101.05 and 917,493.66 is: 1,265,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,688.38 : 2,203,101.05 = 917,493.66 : x
  2. Step 2: Convert to fraction form
    1,596,688.38/2,203,101.05 = 917,493.66/x
  3. Step 3: Cross multiply
    1,596,688.38x = 2,203,101.05 × 917,493.66
  4. Step 4: Simplify right side
    1,596,688.38x = 2,021,331,241,126.87
  5. Step 5: Solve for x
    x = 2,021,331,241,126.87/1,596,688.38
  6. Step 6: Final answer
    x = 1,265,952.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.