Home / 1,896,165.52-2,616,719.37-1,036,725.78

Finding the Fourth Proportional to 1,896,165.52, 2,616,719.37 and 1,036,725.78

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Solution

The fourth proportional to 1,896,165.52, 2,616,719.37 and 1,036,725.78 is: 1,430,687.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,165.52 : 2,616,719.37 = 1,036,725.78 : x
  2. Step 2: Convert to fraction form
    1,896,165.52/2,616,719.37 = 1,036,725.78/x
  3. Step 3: Cross multiply
    1,896,165.52x = 2,616,719.37 × 1,036,725.78
  4. Step 4: Simplify right side
    1,896,165.52x = 2,712,820,429,904.36
  5. Step 5: Solve for x
    x = 2,712,820,429,904.36/1,896,165.52
  6. Step 6: Final answer
    x = 1,430,687.56

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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.