Home / 1,030,760.63-1,422,401.69-571,870.32

Finding the Fourth Proportional to 1,030,760.63, 1,422,401.69 and 571,870.32

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Solution

The fourth proportional to 1,030,760.63, 1,422,401.69 and 571,870.32 is: 789,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,760.63 : 1,422,401.69 = 571,870.32 : x
  2. Step 2: Convert to fraction form
    1,030,760.63/1,422,401.69 = 571,870.32/x
  3. Step 3: Cross multiply
    1,030,760.63x = 1,422,401.69 × 571,870.32
  4. Step 4: Simplify right side
    1,030,760.63x = 813,429,306,769.49
  5. Step 5: Solve for x
    x = 813,429,306,769.49/1,030,760.63
  6. Step 6: Final answer
    x = 789,154.42

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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.