Home / 1,551,028.39-2,140,350.16-897,549.72

Finding the Fourth Proportional to 1,551,028.39, 2,140,350.16 and 897,549.72

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Solution

The fourth proportional to 1,551,028.39, 2,140,350.16 and 897,549.72 is: 1,238,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,028.39 : 2,140,350.16 = 897,549.72 : x
  2. Step 2: Convert to fraction form
    1,551,028.39/2,140,350.16 = 897,549.72/x
  3. Step 3: Cross multiply
    1,551,028.39x = 2,140,350.16 × 897,549.72
  4. Step 4: Simplify right side
    1,551,028.39x = 1,921,070,678,352.08
  5. Step 5: Solve for x
    x = 1,921,070,678,352.08/1,551,028.39
  6. Step 6: Final answer
    x = 1,238,578.67

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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.