Home / 3,326,334.40-4,989,501.60-2,989,755.10

Finding the Fourth Proportional to 3,326,334.40, 4,989,501.60 and 2,989,755.10

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Solution

The fourth proportional to 3,326,334.40, 4,989,501.60 and 2,989,755.10 is: 4,484,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,334.40 : 4,989,501.60 = 2,989,755.10 : x
  2. Step 2: Convert to fraction form
    3,326,334.40/4,989,501.60 = 2,989,755.10/x
  3. Step 3: Cross multiply
    3,326,334.40x = 4,989,501.60 × 2,989,755.10
  4. Step 4: Simplify right side
    3,326,334.40x = 14,917,387,855,058.16
  5. Step 5: Solve for x
    x = 14,917,387,855,058.16/3,326,334.40
  6. Step 6: Final answer
    x = 4,484,632.65

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Similar ratio
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1.5x scale

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.