Home / 2,778,666.18-3,834,720.93-1,554,961.14

Finding the Fourth Proportional to 2,778,666.18, 3,834,720.93 and 1,554,961.14

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Solution

The fourth proportional to 2,778,666.18, 3,834,720.93 and 1,554,961.14 is: 2,145,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,666.18 : 3,834,720.93 = 1,554,961.14 : x
  2. Step 2: Convert to fraction form
    2,778,666.18/3,834,720.93 = 1,554,961.14/x
  3. Step 3: Cross multiply
    2,778,666.18x = 3,834,720.93 × 1,554,961.14
  4. Step 4: Simplify right side
    2,778,666.18x = 5,962,842,028,894.66
  5. Step 5: Solve for x
    x = 5,962,842,028,894.66/2,778,666.18
  6. Step 6: Final answer
    x = 2,145,936.81

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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.