Home / 1,185,189.17-1,778,007.99-375,777.45

Finding the Fourth Proportional to 1,185,189.17, 1,778,007.99 and 375,777.45

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Solution

The fourth proportional to 1,185,189.17, 1,778,007.99 and 375,777.45 is: 563,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,189.17 : 1,778,007.99 = 375,777.45 : x
  2. Step 2: Convert to fraction form
    1,185,189.17/1,778,007.99 = 375,777.45/x
  3. Step 3: Cross multiply
    1,185,189.17x = 1,778,007.99 × 375,777.45
  4. Step 4: Simplify right side
    1,185,189.17x = 668,135,308,561.83
  5. Step 5: Solve for x
    x = 668,135,308,561.83/1,185,189.17
  6. Step 6: Final answer
    x = 563,737.27

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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.