Home / 3,490,872.84-4,817,996.16-2,020,568.40

Finding the Fourth Proportional to 3,490,872.84, 4,817,996.16 and 2,020,568.40

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Solution

The fourth proportional to 3,490,872.84, 4,817,996.16 and 2,020,568.40 is: 2,788,726.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,872.84 : 4,817,996.16 = 2,020,568.40 : x
  2. Step 2: Convert to fraction form
    3,490,872.84/4,817,996.16 = 2,020,568.40/x
  3. Step 3: Cross multiply
    3,490,872.84x = 4,817,996.16 × 2,020,568.40
  4. Step 4: Simplify right side
    3,490,872.84x = 9,735,090,792,217.34
  5. Step 5: Solve for x
    x = 9,735,090,792,217.34/3,490,872.84
  6. Step 6: Final answer
    x = 2,788,726.84

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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.