Home / 1,283,888.20-1,771,744.01-710,916.07

Finding the Fourth Proportional to 1,283,888.20, 1,771,744.01 and 710,916.07

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Solution

The fourth proportional to 1,283,888.20, 1,771,744.01 and 710,916.07 is: 981,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,888.20 : 1,771,744.01 = 710,916.07 : x
  2. Step 2: Convert to fraction form
    1,283,888.20/1,771,744.01 = 710,916.07/x
  3. Step 3: Cross multiply
    1,283,888.20x = 1,771,744.01 × 710,916.07
  4. Step 4: Simplify right side
    1,283,888.20x = 1,259,561,285,983.17
  5. Step 5: Solve for x
    x = 1,259,561,285,983.17/1,283,888.20
  6. Step 6: Final answer
    x = 981,052.16

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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.