Home / 1,857,916.12-2,563,954.14-1,042,301.32

Finding the Fourth Proportional to 1,857,916.12, 2,563,954.14 and 1,042,301.32

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Solution

The fourth proportional to 1,857,916.12, 2,563,954.14 and 1,042,301.32 is: 1,438,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,916.12 : 2,563,954.14 = 1,042,301.32 : x
  2. Step 2: Convert to fraction form
    1,857,916.12/2,563,954.14 = 1,042,301.32/x
  3. Step 3: Cross multiply
    1,857,916.12x = 2,563,954.14 × 1,042,301.32
  4. Step 4: Simplify right side
    1,857,916.12x = 2,672,412,784,541.47
  5. Step 5: Solve for x
    x = 2,672,412,784,541.47/1,857,916.12
  6. Step 6: Final answer
    x = 1,438,392.59

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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.