Home / 1,314,084.25-1,971,339.61-514,932.58

Finding the Fourth Proportional to 1,314,084.25, 1,971,339.61 and 514,932.58

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Solution

The fourth proportional to 1,314,084.25, 1,971,339.61 and 514,932.58 is: 772,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,084.25 : 1,971,339.61 = 514,932.58 : x
  2. Step 2: Convert to fraction form
    1,314,084.25/1,971,339.61 = 514,932.58/x
  3. Step 3: Cross multiply
    1,314,084.25x = 1,971,339.61 × 514,932.58
  4. Step 4: Simplify right side
    1,314,084.25x = 1,015,106,991,433.49
  5. Step 5: Solve for x
    x = 1,015,106,991,433.49/1,314,084.25
  6. Step 6: Final answer
    x = 772,482.43

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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.