Home / 1,426,699.88-2,140,032-347,218.64

Finding the Fourth Proportional to 1,426,699.88, 2,140,032 and 347,218.64

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Solution

The fourth proportional to 1,426,699.88, 2,140,032 and 347,218.64 is: 520,823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,699.88 : 2,140,032 = 347,218.64 : x
  2. Step 2: Convert to fraction form
    1,426,699.88/2,140,032 = 347,218.64/x
  3. Step 3: Cross multiply
    1,426,699.88x = 2,140,032 × 347,218.64
  4. Step 4: Simplify right side
    1,426,699.88x = 743,059,000,596.48
  5. Step 5: Solve for x
    x = 743,059,000,596.48/1,426,699.88
  6. Step 6: Final answer
    x = 520,823.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.