Home / 1,316,210.91-1,974,436.85-369,575.25

Finding the Fourth Proportional to 1,316,210.91, 1,974,436.85 and 369,575.25

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Solution

The fourth proportional to 1,316,210.91, 1,974,436.85 and 369,575.25 is: 554,396.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,210.91 : 1,974,436.85 = 369,575.25 : x
  2. Step 2: Convert to fraction form
    1,316,210.91/1,974,436.85 = 369,575.25/x
  3. Step 3: Cross multiply
    1,316,210.91x = 1,974,436.85 × 369,575.25
  4. Step 4: Simplify right side
    1,316,210.91x = 729,702,992,447.96
  5. Step 5: Solve for x
    x = 729,702,992,447.96/1,316,210.91
  6. Step 6: Final answer
    x = 554,396.71

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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.