Home / 1,210,017.28-1,814,602.82-356,862.64

Finding the Fourth Proportional to 1,210,017.28, 1,814,602.82 and 356,862.64

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Solution

The fourth proportional to 1,210,017.28, 1,814,602.82 and 356,862.64 is: 535,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,017.28 : 1,814,602.82 = 356,862.64 : x
  2. Step 2: Convert to fraction form
    1,210,017.28/1,814,602.82 = 356,862.64/x
  3. Step 3: Cross multiply
    1,210,017.28x = 1,814,602.82 × 356,862.64
  4. Step 4: Simplify right side
    1,210,017.28x = 647,563,952,896.65
  5. Step 5: Solve for x
    x = 647,563,952,896.65/1,210,017.28
  6. Step 6: Final answer
    x = 535,169.18

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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.