Home / 1,959,735.30-2,938,844.79-761,499.87

Finding the Fourth Proportional to 1,959,735.30, 2,938,844.79 and 761,499.87

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Solution

The fourth proportional to 1,959,735.30, 2,938,844.79 and 761,499.87 is: 1,141,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,735.30 : 2,938,844.79 = 761,499.87 : x
  2. Step 2: Convert to fraction form
    1,959,735.30/2,938,844.79 = 761,499.87/x
  3. Step 3: Cross multiply
    1,959,735.30x = 2,938,844.79 × 761,499.87
  4. Step 4: Simplify right side
    1,959,735.30x = 2,237,929,925,535.18
  5. Step 5: Solve for x
    x = 2,237,929,925,535.18/1,959,735.30
  6. Step 6: Final answer
    x = 1,141,955.20

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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.