Home / 954,530.90-1,431,796.35-917,789.30

Finding the Fourth Proportional to 954,530.90, 1,431,796.35 and 917,789.30

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Solution

The fourth proportional to 954,530.90, 1,431,796.35 and 917,789.30 is: 1,376,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,530.90 : 1,431,796.35 = 917,789.30 : x
  2. Step 2: Convert to fraction form
    954,530.90/1,431,796.35 = 917,789.30/x
  3. Step 3: Cross multiply
    954,530.90x = 1,431,796.35 × 917,789.30
  4. Step 4: Simplify right side
    954,530.90x = 1,314,087,369,809.06
  5. Step 5: Solve for x
    x = 1,314,087,369,809.06/954,530.90
  6. Step 6: Final answer
    x = 1,376,683.95

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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.