Home / 1,903,133.83-2,626,082.70-1,087,390.33

Finding the Fourth Proportional to 1,903,133.83, 2,626,082.70 and 1,087,390.33

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Solution

The fourth proportional to 1,903,133.83, 2,626,082.70 and 1,087,390.33 is: 1,500,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,133.83 : 2,626,082.70 = 1,087,390.33 : x
  2. Step 2: Convert to fraction form
    1,903,133.83/2,626,082.70 = 1,087,390.33/x
  3. Step 3: Cross multiply
    1,903,133.83x = 2,626,082.70 × 1,087,390.33
  4. Step 4: Simplify right side
    1,903,133.83x = 2,855,576,933,760.29
  5. Step 5: Solve for x
    x = 2,855,576,933,760.29/1,903,133.83
  6. Step 6: Final answer
    x = 1,500,460.39

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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.