Home / 1,157,509.55-1,597,374.38-641,274.42

Finding the Fourth Proportional to 1,157,509.55, 1,597,374.38 and 641,274.42

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Solution

The fourth proportional to 1,157,509.55, 1,597,374.38 and 641,274.42 is: 884,964.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,509.55 : 1,597,374.38 = 641,274.42 : x
  2. Step 2: Convert to fraction form
    1,157,509.55/1,597,374.38 = 641,274.42/x
  3. Step 3: Cross multiply
    1,157,509.55x = 1,597,374.38 × 641,274.42
  4. Step 4: Simplify right side
    1,157,509.55x = 1,024,355,336,650.70
  5. Step 5: Solve for x
    x = 1,024,355,336,650.70/1,157,509.55
  6. Step 6: Final answer
    x = 884,964.92

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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.