Home / 1,210,916.62-1,816,307.25-369,402.22

Finding the Fourth Proportional to 1,210,916.62, 1,816,307.25 and 369,402.22

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Solution

The fourth proportional to 1,210,916.62, 1,816,307.25 and 369,402.22 is: 554,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,916.62 : 1,816,307.25 = 369,402.22 : x
  2. Step 2: Convert to fraction form
    1,210,916.62/1,816,307.25 = 369,402.22/x
  3. Step 3: Cross multiply
    1,210,916.62x = 1,816,307.25 × 369,402.22
  4. Step 4: Simplify right side
    1,210,916.62x = 670,947,930,352.10
  5. Step 5: Solve for x
    x = 670,947,930,352.10/1,210,916.62
  6. Step 6: Final answer
    x = 554,082.68

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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.