Home / 1,641,820.29-2,461,056.17-930,345.45

Finding the Fourth Proportional to 1,641,820.29, 2,461,056.17 and 930,345.45

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Solution

The fourth proportional to 1,641,820.29, 2,461,056.17 and 930,345.45 is: 1,394,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,820.29 : 2,461,056.17 = 930,345.45 : x
  2. Step 2: Convert to fraction form
    1,641,820.29/2,461,056.17 = 930,345.45/x
  3. Step 3: Cross multiply
    1,641,820.29x = 2,461,056.17 × 930,345.45
  4. Step 4: Simplify right side
    1,641,820.29x = 2,289,632,405,302.20
  5. Step 5: Solve for x
    x = 2,289,632,405,302.20/1,641,820.29
  6. Step 6: Final answer
    x = 1,394,569.44

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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.