Home / 2,812,706.40-3,881,256.84-1,572,084.48

Finding the Fourth Proportional to 2,812,706.40, 3,881,256.84 and 1,572,084.48

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Solution

The fourth proportional to 2,812,706.40, 3,881,256.84 and 1,572,084.48 is: 2,169,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,706.40 : 3,881,256.84 = 1,572,084.48 : x
  2. Step 2: Convert to fraction form
    2,812,706.40/3,881,256.84 = 1,572,084.48/x
  3. Step 3: Cross multiply
    2,812,706.40x = 3,881,256.84 × 1,572,084.48
  4. Step 4: Simplify right side
    2,812,706.40x = 6,101,663,641,057.84
  5. Step 5: Solve for x
    x = 6,101,663,641,057.84/2,812,706.40
  6. Step 6: Final answer
    x = 2,169,321.21

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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.