Home / 2,071,916.97-2,858,865.95-1,154,123.28

Finding the Fourth Proportional to 2,071,916.97, 2,858,865.95 and 1,154,123.28

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Solution

The fourth proportional to 2,071,916.97, 2,858,865.95 and 1,154,123.28 is: 1,592,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,916.97 : 2,858,865.95 = 1,154,123.28 : x
  2. Step 2: Convert to fraction form
    2,071,916.97/2,858,865.95 = 1,154,123.28/x
  3. Step 3: Cross multiply
    2,071,916.97x = 2,858,865.95 × 1,154,123.28
  4. Step 4: Simplify right side
    2,071,916.97x = 3,299,483,749,792.60
  5. Step 5: Solve for x
    x = 3,299,483,749,792.60/2,071,916.97
  6. Step 6: Final answer
    x = 1,592,478.76

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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.