Home / 1,315,463.98-1,814,108.32-873,156.32

Finding the Fourth Proportional to 1,315,463.98, 1,814,108.32 and 873,156.32

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Solution

The fourth proportional to 1,315,463.98, 1,814,108.32 and 873,156.32 is: 1,204,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,463.98 : 1,814,108.32 = 873,156.32 : x
  2. Step 2: Convert to fraction form
    1,315,463.98/1,814,108.32 = 873,156.32/x
  3. Step 3: Cross multiply
    1,315,463.98x = 1,814,108.32 × 873,156.32
  4. Step 4: Simplify right side
    1,315,463.98x = 1,584,000,144,772.58
  5. Step 5: Solve for x
    x = 1,584,000,144,772.58/1,315,463.98
  6. Step 6: Final answer
    x = 1,204,137.98

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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.