Home / 1,366,017.90-2,049,007.65-618,062.70

Finding the Fourth Proportional to 1,366,017.90, 2,049,007.65 and 618,062.70

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Solution

The fourth proportional to 1,366,017.90, 2,049,007.65 and 618,062.70 is: 927,085.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,017.90 : 2,049,007.65 = 618,062.70 : x
  2. Step 2: Convert to fraction form
    1,366,017.90/2,049,007.65 = 618,062.70/x
  3. Step 3: Cross multiply
    1,366,017.90x = 2,049,007.65 × 618,062.70
  4. Step 4: Simplify right side
    1,366,017.90x = 1,266,415,200,479.65
  5. Step 5: Solve for x
    x = 1,266,415,200,479.65/1,366,017.90
  6. Step 6: Final answer
    x = 927,085.36

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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.