Home / 1,616,872.95-2,424,895.74-479,369.16

Finding the Fourth Proportional to 1,616,872.95, 2,424,895.74 and 479,369.16

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Solution

The fourth proportional to 1,616,872.95, 2,424,895.74 and 479,369.16 is: 718,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,872.95 : 2,424,895.74 = 479,369.16 : x
  2. Step 2: Convert to fraction form
    1,616,872.95/2,424,895.74 = 479,369.16/x
  3. Step 3: Cross multiply
    1,616,872.95x = 2,424,895.74 × 479,369.16
  4. Step 4: Simplify right side
    1,616,872.95x = 1,162,420,233,971.38
  5. Step 5: Solve for x
    x = 1,162,420,233,971.38/1,616,872.95
  6. Step 6: Final answer
    x = 718,931.09

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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.