Home / 1,282,208.10-1,923,312.15-534,156.90

Finding the Fourth Proportional to 1,282,208.10, 1,923,312.15 and 534,156.90

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Solution

The fourth proportional to 1,282,208.10, 1,923,312.15 and 534,156.90 is: 801,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,208.10 : 1,923,312.15 = 534,156.90 : x
  2. Step 2: Convert to fraction form
    1,282,208.10/1,923,312.15 = 534,156.90/x
  3. Step 3: Cross multiply
    1,282,208.10x = 1,923,312.15 × 534,156.90
  4. Step 4: Simplify right side
    1,282,208.10x = 1,027,350,455,776.34
  5. Step 5: Solve for x
    x = 1,027,350,455,776.34/1,282,208.10
  6. Step 6: Final answer
    x = 801,235.35

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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.