Home / 1,566,160.80-2,160,787.84-877,732

Finding the Fourth Proportional to 1,566,160.80, 2,160,787.84 and 877,732

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Solution

The fourth proportional to 1,566,160.80, 2,160,787.84 and 877,732 is: 1,210,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,160.80 : 2,160,787.84 = 877,732 : x
  2. Step 2: Convert to fraction form
    1,566,160.80/2,160,787.84 = 877,732/x
  3. Step 3: Cross multiply
    1,566,160.80x = 2,160,787.84 × 877,732
  4. Step 4: Simplify right side
    1,566,160.80x = 1,896,592,632,378.88
  5. Step 5: Solve for x
    x = 1,896,592,632,378.88/1,566,160.80
  6. Step 6: Final answer
    x = 1,210,982.06

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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.