Home / 1,156,428.32-1,595,889.99-633,130.20

Finding the Fourth Proportional to 1,156,428.32, 1,595,889.99 and 633,130.20

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Solution

The fourth proportional to 1,156,428.32, 1,595,889.99 and 633,130.20 is: 873,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,428.32 : 1,595,889.99 = 633,130.20 : x
  2. Step 2: Convert to fraction form
    1,156,428.32/1,595,889.99 = 633,130.20/x
  3. Step 3: Cross multiply
    1,156,428.32x = 1,595,889.99 × 633,130.20
  4. Step 4: Simplify right side
    1,156,428.32x = 1,010,406,148,546.70
  5. Step 5: Solve for x
    x = 1,010,406,148,546.70/1,156,428.32
  6. Step 6: Final answer
    x = 873,730.03

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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.