Home / 1,588,463.12-2,192,093.48-863,312.55

Finding the Fourth Proportional to 1,588,463.12, 2,192,093.48 and 863,312.55

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Solution

The fourth proportional to 1,588,463.12, 2,192,093.48 and 863,312.55 is: 1,191,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,463.12 : 2,192,093.48 = 863,312.55 : x
  2. Step 2: Convert to fraction form
    1,588,463.12/2,192,093.48 = 863,312.55/x
  3. Step 3: Cross multiply
    1,588,463.12x = 2,192,093.48 × 863,312.55
  4. Step 4: Simplify right side
    1,588,463.12x = 1,892,461,805,995.10
  5. Step 5: Solve for x
    x = 1,892,461,805,995.10/1,588,463.12
  6. Step 6: Final answer
    x = 1,191,379.13

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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.