Home / 1,677,043.36-2,314,361.46-913,138.84

Finding the Fourth Proportional to 1,677,043.36, 2,314,361.46 and 913,138.84

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Solution

The fourth proportional to 1,677,043.36, 2,314,361.46 and 913,138.84 is: 1,260,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,043.36 : 2,314,361.46 = 913,138.84 : x
  2. Step 2: Convert to fraction form
    1,677,043.36/2,314,361.46 = 913,138.84/x
  3. Step 3: Cross multiply
    1,677,043.36x = 2,314,361.46 × 913,138.84
  4. Step 4: Simplify right side
    1,677,043.36x = 2,113,333,338,925.11
  5. Step 5: Solve for x
    x = 2,113,333,338,925.11/1,677,043.36
  6. Step 6: Final answer
    x = 1,260,154.26

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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.