Home / 3,364,333.19-4,642,720.55-1,913,997.71

Finding the Fourth Proportional to 3,364,333.19, 4,642,720.55 and 1,913,997.71

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Solution

The fourth proportional to 3,364,333.19, 4,642,720.55 and 1,913,997.71 is: 2,641,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,333.19 : 4,642,720.55 = 1,913,997.71 : x
  2. Step 2: Convert to fraction form
    3,364,333.19/4,642,720.55 = 1,913,997.71/x
  3. Step 3: Cross multiply
    3,364,333.19x = 4,642,720.55 × 1,913,997.71
  4. Step 4: Simplify right side
    3,364,333.19x = 8,886,156,494,048.14
  5. Step 5: Solve for x
    x = 8,886,156,494,048.14/3,364,333.19
  6. Step 6: Final answer
    x = 2,641,283.13

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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.