Home / 1,519,301.61-2,096,916.70-976,116.42

Finding the Fourth Proportional to 1,519,301.61, 2,096,916.70 and 976,116.42

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Solution

The fourth proportional to 1,519,301.61, 2,096,916.70 and 976,116.42 is: 1,347,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,301.61 : 2,096,916.70 = 976,116.42 : x
  2. Step 2: Convert to fraction form
    1,519,301.61/2,096,916.70 = 976,116.42/x
  3. Step 3: Cross multiply
    1,519,301.61x = 2,096,916.70 × 976,116.42
  4. Step 4: Simplify right side
    1,519,301.61x = 2,046,834,822,242.21
  5. Step 5: Solve for x
    x = 2,046,834,822,242.21/1,519,301.61
  6. Step 6: Final answer
    x = 1,347,220.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.