Home / 1,565,523.18-2,160,361.53-886,461.30

Finding the Fourth Proportional to 1,565,523.18, 2,160,361.53 and 886,461.30

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Solution

The fourth proportional to 1,565,523.18, 2,160,361.53 and 886,461.30 is: 1,223,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,523.18 : 2,160,361.53 = 886,461.30 : x
  2. Step 2: Convert to fraction form
    1,565,523.18/2,160,361.53 = 886,461.30/x
  3. Step 3: Cross multiply
    1,565,523.18x = 2,160,361.53 × 886,461.30
  4. Step 4: Simplify right side
    1,565,523.18x = 1,915,076,890,353.79
  5. Step 5: Solve for x
    x = 1,915,076,890,353.79/1,565,523.18
  6. Step 6: Final answer
    x = 1,223,282.36

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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.