Home / 1,274,621-1,911,931.52-475,964.88

Finding the Fourth Proportional to 1,274,621, 1,911,931.52 and 475,964.88

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Solution

The fourth proportional to 1,274,621, 1,911,931.52 and 475,964.88 is: 713,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,621 : 1,911,931.52 = 475,964.88 : x
  2. Step 2: Convert to fraction form
    1,274,621/1,911,931.52 = 475,964.88/x
  3. Step 3: Cross multiply
    1,274,621x = 1,911,931.52 × 475,964.88
  4. Step 4: Simplify right side
    1,274,621x = 910,012,256,485.02
  5. Step 5: Solve for x
    x = 910,012,256,485.02/1,274,621
  6. Step 6: Final answer
    x = 713,947.33

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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.