Home / 4,677,284.36-6,454,521.78-2,640,283.40

Finding the Fourth Proportional to 4,677,284.36, 6,454,521.78 and 2,640,283.40

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Solution

The fourth proportional to 4,677,284.36, 6,454,521.78 and 2,640,283.40 is: 3,643,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,284.36 : 6,454,521.78 = 2,640,283.40 : x
  2. Step 2: Convert to fraction form
    4,677,284.36/6,454,521.78 = 2,640,283.40/x
  3. Step 3: Cross multiply
    4,677,284.36x = 6,454,521.78 × 2,640,283.40
  4. Step 4: Simplify right side
    4,677,284.36x = 17,041,766,710,672.45
  5. Step 5: Solve for x
    x = 17,041,766,710,672.45/4,677,284.36
  6. Step 6: Final answer
    x = 3,643,517.35

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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.