Home / 1,606,401.90-2,216,851.56-881,251.02

Finding the Fourth Proportional to 1,606,401.90, 2,216,851.56 and 881,251.02

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Solution

The fourth proportional to 1,606,401.90, 2,216,851.56 and 881,251.02 is: 1,216,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,401.90 : 2,216,851.56 = 881,251.02 : x
  2. Step 2: Convert to fraction form
    1,606,401.90/2,216,851.56 = 881,251.02/x
  3. Step 3: Cross multiply
    1,606,401.90x = 2,216,851.56 × 881,251.02
  4. Step 4: Simplify right side
    1,606,401.90x = 1,953,602,698,438.59
  5. Step 5: Solve for x
    x = 1,953,602,698,438.59/1,606,401.90
  6. Step 6: Final answer
    x = 1,216,135.70

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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.