Home / 1,791,333.80-2,687,000.70-529,143.20

Finding the Fourth Proportional to 1,791,333.80, 2,687,000.70 and 529,143.20

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Solution

The fourth proportional to 1,791,333.80, 2,687,000.70 and 529,143.20 is: 793,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,333.80 : 2,687,000.70 = 529,143.20 : x
  2. Step 2: Convert to fraction form
    1,791,333.80/2,687,000.70 = 529,143.20/x
  3. Step 3: Cross multiply
    1,791,333.80x = 2,687,000.70 × 529,143.20
  4. Step 4: Simplify right side
    1,791,333.80x = 1,421,808,148,800.24
  5. Step 5: Solve for x
    x = 1,421,808,148,800.24/1,791,333.80
  6. Step 6: Final answer
    x = 793,714.80

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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.