Home / 1,384,454.07-2,077,607.75-485,900.01

Finding the Fourth Proportional to 1,384,454.07, 2,077,607.75 and 485,900.01

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Solution

The fourth proportional to 1,384,454.07, 2,077,607.75 and 485,900.01 is: 729,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,454.07 : 2,077,607.75 = 485,900.01 : x
  2. Step 2: Convert to fraction form
    1,384,454.07/2,077,607.75 = 485,900.01/x
  3. Step 3: Cross multiply
    1,384,454.07x = 2,077,607.75 × 485,900.01
  4. Step 4: Simplify right side
    1,384,454.07x = 1,009,509,624,071.58
  5. Step 5: Solve for x
    x = 1,009,509,624,071.58/1,384,454.07
  6. Step 6: Final answer
    x = 729,175.24

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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.