Home / 1,521,256.32-2,099,174.40-876,548.16

Finding the Fourth Proportional to 1,521,256.32, 2,099,174.40 and 876,548.16

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Solution

The fourth proportional to 1,521,256.32, 2,099,174.40 and 876,548.16 is: 1,209,544.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,256.32 : 2,099,174.40 = 876,548.16 : x
  2. Step 2: Convert to fraction form
    1,521,256.32/2,099,174.40 = 876,548.16/x
  3. Step 3: Cross multiply
    1,521,256.32x = 2,099,174.40 × 876,548.16
  4. Step 4: Simplify right side
    1,521,256.32x = 1,840,027,457,839.10
  5. Step 5: Solve for x
    x = 1,840,027,457,839.10/1,521,256.32
  6. Step 6: Final answer
    x = 1,209,544.66

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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.