Home / 1,144,934.74-1,579,938.08-628,685.02

Finding the Fourth Proportional to 1,144,934.74, 1,579,938.08 and 628,685.02

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Solution

The fourth proportional to 1,144,934.74, 1,579,938.08 and 628,685.02 is: 867,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,934.74 : 1,579,938.08 = 628,685.02 : x
  2. Step 2: Convert to fraction form
    1,144,934.74/1,579,938.08 = 628,685.02/x
  3. Step 3: Cross multiply
    1,144,934.74x = 1,579,938.08 × 628,685.02
  4. Step 4: Simplify right side
    1,144,934.74x = 993,283,397,811.48
  5. Step 5: Solve for x
    x = 993,283,397,811.48/1,144,934.74
  6. Step 6: Final answer
    x = 867,545.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.