Home / 1,896,159.52-2,616,711.09-1,036,719.78

Finding the Fourth Proportional to 1,896,159.52, 2,616,711.09 and 1,036,719.78

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Solution

The fourth proportional to 1,896,159.52, 2,616,711.09 and 1,036,719.78 is: 1,430,679.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,159.52 : 2,616,711.09 = 1,036,719.78 : x
  2. Step 2: Convert to fraction form
    1,896,159.52/2,616,711.09 = 1,036,719.78/x
  3. Step 3: Cross multiply
    1,896,159.52x = 2,616,711.09 × 1,036,719.78
  4. Step 4: Simplify right side
    1,896,159.52x = 2,712,796,145,548.36
  5. Step 5: Solve for x
    x = 2,712,796,145,548.36/1,896,159.52
  6. Step 6: Final answer
    x = 1,430,679.28

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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.