Home / 1,149,647.59-1,586,437.76-690,489.32

Finding the Fourth Proportional to 1,149,647.59, 1,586,437.76 and 690,489.32

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Solution

The fourth proportional to 1,149,647.59, 1,586,437.76 and 690,489.32 is: 952,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,647.59 : 1,586,437.76 = 690,489.32 : x
  2. Step 2: Convert to fraction form
    1,149,647.59/1,586,437.76 = 690,489.32/x
  3. Step 3: Cross multiply
    1,149,647.59x = 1,586,437.76 × 690,489.32
  4. Step 4: Simplify right side
    1,149,647.59x = 1,095,418,330,124.72
  5. Step 5: Solve for x
    x = 1,095,418,330,124.72/1,149,647.59
  6. Step 6: Final answer
    x = 952,829.67

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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.