Home / 1,218,227.04-1,829,136.94-679,535.83

Finding the Fourth Proportional to 1,218,227.04, 1,829,136.94 and 679,535.83

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Solution

The fourth proportional to 1,218,227.04, 1,829,136.94 and 679,535.83 is: 1,020,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,227.04 : 1,829,136.94 = 679,535.83 : x
  2. Step 2: Convert to fraction form
    1,218,227.04/1,829,136.94 = 679,535.83/x
  3. Step 3: Cross multiply
    1,218,227.04x = 1,829,136.94 × 679,535.83
  4. Step 4: Simplify right side
    1,218,227.04x = 1,242,964,089,294.14
  5. Step 5: Solve for x
    x = 1,242,964,089,294.14/1,218,227.04
  6. Step 6: Final answer
    x = 1,020,305.78

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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.