Home / 1,283,888.58-1,771,744.53-710,916.45

Finding the Fourth Proportional to 1,283,888.58, 1,771,744.53 and 710,916.45

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Solution

The fourth proportional to 1,283,888.58, 1,771,744.53 and 710,916.45 is: 981,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,888.58 : 1,771,744.53 = 710,916.45 : x
  2. Step 2: Convert to fraction form
    1,283,888.58/1,771,744.53 = 710,916.45/x
  3. Step 3: Cross multiply
    1,283,888.58x = 1,771,744.53 × 710,916.45
  4. Step 4: Simplify right side
    1,283,888.58x = 1,259,562,331,574.52
  5. Step 5: Solve for x
    x = 1,259,562,331,574.52/1,283,888.58
  6. Step 6: Final answer
    x = 981,052.68

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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.