Home / 1,345,439.66-2,017,016.40-626,199.07

Finding the Fourth Proportional to 1,345,439.66, 2,017,016.40 and 626,199.07

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Solution

The fourth proportional to 1,345,439.66, 2,017,016.40 and 626,199.07 is: 938,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,439.66 : 2,017,016.40 = 626,199.07 : x
  2. Step 2: Convert to fraction form
    1,345,439.66/2,017,016.40 = 626,199.07/x
  3. Step 3: Cross multiply
    1,345,439.66x = 2,017,016.40 × 626,199.07
  4. Step 4: Simplify right side
    1,345,439.66x = 1,263,053,793,854.75
  5. Step 5: Solve for x
    x = 1,263,053,793,854.75/1,345,439.66
  6. Step 6: Final answer
    x = 938,766.58

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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.