Home / 1,036,071.29-1,429,399.14-627,878.67

Finding the Fourth Proportional to 1,036,071.29, 1,429,399.14 and 627,878.67

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Solution

The fourth proportional to 1,036,071.29, 1,429,399.14 and 627,878.67 is: 866,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,071.29 : 1,429,399.14 = 627,878.67 : x
  2. Step 2: Convert to fraction form
    1,036,071.29/1,429,399.14 = 627,878.67/x
  3. Step 3: Cross multiply
    1,036,071.29x = 1,429,399.14 × 627,878.67
  4. Step 4: Simplify right side
    1,036,071.29x = 897,489,230,922.34
  5. Step 5: Solve for x
    x = 897,489,230,922.34/1,036,071.29
  6. Step 6: Final answer
    x = 866,242.74

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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.