Home / 1,418,057.56-1,956,925.47-773,491.60

Finding the Fourth Proportional to 1,418,057.56, 1,956,925.47 and 773,491.60

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Solution

The fourth proportional to 1,418,057.56, 1,956,925.47 and 773,491.60 is: 1,067,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,057.56 : 1,956,925.47 = 773,491.60 : x
  2. Step 2: Convert to fraction form
    1,418,057.56/1,956,925.47 = 773,491.60/x
  3. Step 3: Cross multiply
    1,418,057.56x = 1,956,925.47 × 773,491.60
  4. Step 4: Simplify right side
    1,418,057.56x = 1,513,665,412,871.05
  5. Step 5: Solve for x
    x = 1,513,665,412,871.05/1,418,057.56
  6. Step 6: Final answer
    x = 1,067,421.70

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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.