Home / 1,165,564.94-1,748,658.54-417,686.54

Finding the Fourth Proportional to 1,165,564.94, 1,748,658.54 and 417,686.54

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Solution

The fourth proportional to 1,165,564.94, 1,748,658.54 and 417,686.54 is: 626,641.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,564.94 : 1,748,658.54 = 417,686.54 : x
  2. Step 2: Convert to fraction form
    1,165,564.94/1,748,658.54 = 417,686.54/x
  3. Step 3: Cross multiply
    1,165,564.94x = 1,748,658.54 × 417,686.54
  4. Step 4: Simplify right side
    1,165,564.94x = 730,391,135,214.05
  5. Step 5: Solve for x
    x = 730,391,135,214.05/1,165,564.94
  6. Step 6: Final answer
    x = 626,641.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.