Home / 2,908,318.48-4,012,440.64-1,683,955.69

Finding the Fourth Proportional to 2,908,318.48, 4,012,440.64 and 1,683,955.69

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Solution

The fourth proportional to 2,908,318.48, 4,012,440.64 and 1,683,955.69 is: 2,323,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,318.48 : 4,012,440.64 = 1,683,955.69 : x
  2. Step 2: Convert to fraction form
    2,908,318.48/4,012,440.64 = 1,683,955.69/x
  3. Step 3: Cross multiply
    2,908,318.48x = 4,012,440.64 × 1,683,955.69
  4. Step 4: Simplify right side
    2,908,318.48x = 6,756,772,232,274.25
  5. Step 5: Solve for x
    x = 6,756,772,232,274.25/2,908,318.48
  6. Step 6: Final answer
    x = 2,323,257.33

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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.