Home / 1,030,768.34-1,422,412.29-571,878.05

Finding the Fourth Proportional to 1,030,768.34, 1,422,412.29 and 571,878.05

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Solution

The fourth proportional to 1,030,768.34, 1,422,412.29 and 571,878.05 is: 789,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,768.34 : 1,422,412.29 = 571,878.05 : x
  2. Step 2: Convert to fraction form
    1,030,768.34/1,422,412.29 = 571,878.05/x
  3. Step 3: Cross multiply
    1,030,768.34x = 1,422,412.29 × 571,878.05
  4. Step 4: Simplify right side
    1,030,768.34x = 813,446,359,589.17
  5. Step 5: Solve for x
    x = 813,446,359,589.17/1,030,768.34
  6. Step 6: Final answer
    x = 789,165.06

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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.