Home / 1,166,810.16-1,749,810.47-408,634.89

Finding the Fourth Proportional to 1,166,810.16, 1,749,810.47 and 408,634.89

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Solution

The fourth proportional to 1,166,810.16, 1,749,810.47 and 408,634.89 is: 612,810.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,810.16 : 1,749,810.47 = 408,634.89 : x
  2. Step 2: Convert to fraction form
    1,166,810.16/1,749,810.47 = 408,634.89/x
  3. Step 3: Cross multiply
    1,166,810.16x = 1,749,810.47 × 408,634.89
  4. Step 4: Simplify right side
    1,166,810.16x = 715,033,610,167.02
  5. Step 5: Solve for x
    x = 715,033,610,167.02/1,166,810.16
  6. Step 6: Final answer
    x = 612,810.58

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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.