Home / 3,390,317.61-4,678,688.62-1,841,609.49

Finding the Fourth Proportional to 3,390,317.61, 4,678,688.62 and 1,841,609.49

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Solution

The fourth proportional to 3,390,317.61, 4,678,688.62 and 1,841,609.49 is: 2,541,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,317.61 : 4,678,688.62 = 1,841,609.49 : x
  2. Step 2: Convert to fraction form
    3,390,317.61/4,678,688.62 = 1,841,609.49/x
  3. Step 3: Cross multiply
    3,390,317.61x = 4,678,688.62 × 1,841,609.49
  4. Step 4: Simplify right side
    3,390,317.61x = 8,616,317,363,347.00
  5. Step 5: Solve for x
    x = 8,616,317,363,347.00/3,390,317.61
  6. Step 6: Final answer
    x = 2,541,448.43

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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.