Home / 3,345,970.72-4,617,431.76-1,895,663.20

Finding the Fourth Proportional to 3,345,970.72, 4,617,431.76 and 1,895,663.20

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Solution

The fourth proportional to 3,345,970.72, 4,617,431.76 and 1,895,663.20 is: 2,616,010.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,970.72 : 4,617,431.76 = 1,895,663.20 : x
  2. Step 2: Convert to fraction form
    3,345,970.72/4,617,431.76 = 1,895,663.20/x
  3. Step 3: Cross multiply
    3,345,970.72x = 4,617,431.76 × 1,895,663.20
  4. Step 4: Simplify right side
    3,345,970.72x = 8,753,095,465,943.23
  5. Step 5: Solve for x
    x = 8,753,095,465,943.23/3,345,970.72
  6. Step 6: Final answer
    x = 2,616,010.78

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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.