Home / 1,157,507.10-1,597,322.70-641,239.83

Finding the Fourth Proportional to 1,157,507.10, 1,597,322.70 and 641,239.83

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Solution

The fourth proportional to 1,157,507.10, 1,597,322.70 and 641,239.83 is: 884,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,507.10 : 1,597,322.70 = 641,239.83 : x
  2. Step 2: Convert to fraction form
    1,157,507.10/1,597,322.70 = 641,239.83/x
  3. Step 3: Cross multiply
    1,157,507.10x = 1,597,322.70 × 641,239.83
  4. Step 4: Simplify right side
    1,157,507.10x = 1,024,266,936,603.14
  5. Step 5: Solve for x
    x = 1,024,266,936,603.14/1,157,507.10
  6. Step 6: Final answer
    x = 884,890.41

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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.