Home / 1,314,101.34-1,971,365.04-514,949.58

Finding the Fourth Proportional to 1,314,101.34, 1,971,365.04 and 514,949.58

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Solution

The fourth proportional to 1,314,101.34, 1,971,365.04 and 514,949.58 is: 772,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,101.34 : 1,971,365.04 = 514,949.58 : x
  2. Step 2: Convert to fraction form
    1,314,101.34/1,971,365.04 = 514,949.58/x
  3. Step 3: Cross multiply
    1,314,101.34x = 1,971,365.04 × 514,949.58
  4. Step 4: Simplify right side
    1,314,101.34x = 1,015,153,599,374.68
  5. Step 5: Solve for x
    x = 1,015,153,599,374.68/1,314,101.34
  6. Step 6: Final answer
    x = 772,507.85

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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.