Home / 3,377,938.65-5,065,860.19-1,218,683.06

Finding the Fourth Proportional to 3,377,938.65, 5,065,860.19 and 1,218,683.06

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Solution

The fourth proportional to 3,377,938.65, 5,065,860.19 and 1,218,683.06 is: 1,827,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,938.65 : 5,065,860.19 = 1,218,683.06 : x
  2. Step 2: Convert to fraction form
    3,377,938.65/5,065,860.19 = 1,218,683.06/x
  3. Step 3: Cross multiply
    3,377,938.65x = 5,065,860.19 × 1,218,683.06
  4. Step 4: Simplify right side
    3,377,938.65x = 6,173,677,997,881.38
  5. Step 5: Solve for x
    x = 6,173,677,997,881.38/3,377,938.65
  6. Step 6: Final answer
    x = 1,827,646.57

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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.