Home / 3,364,331.81-4,642,718.66-1,913,996.34

Finding the Fourth Proportional to 3,364,331.81, 4,642,718.66 and 1,913,996.34

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Solution

The fourth proportional to 3,364,331.81, 4,642,718.66 and 1,913,996.34 is: 2,641,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,331.81 : 4,642,718.66 = 1,913,996.34 : x
  2. Step 2: Convert to fraction form
    3,364,331.81/4,642,718.66 = 1,913,996.34/x
  3. Step 3: Cross multiply
    3,364,331.81x = 4,642,718.66 × 1,913,996.34
  4. Step 4: Simplify right side
    3,364,331.81x = 8,886,146,513,319.72
  5. Step 5: Solve for x
    x = 8,886,146,513,319.72/3,364,331.81
  6. Step 6: Final answer
    x = 2,641,281.25

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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.