Home / 1,036,074.29-1,429,403.27-627,881.67

Finding the Fourth Proportional to 1,036,074.29, 1,429,403.27 and 627,881.67

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Solution

The fourth proportional to 1,036,074.29, 1,429,403.27 and 627,881.67 is: 866,246.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,074.29 : 1,429,403.27 = 627,881.67 : x
  2. Step 2: Convert to fraction form
    1,036,074.29/1,429,403.27 = 627,881.67/x
  3. Step 3: Cross multiply
    1,036,074.29x = 1,429,403.27 × 627,881.67
  4. Step 4: Simplify right side
    1,036,074.29x = 897,496,109,131.65
  5. Step 5: Solve for x
    x = 897,496,109,131.65/1,036,074.29
  6. Step 6: Final answer
    x = 866,246.87

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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.