Home / 1,771,808.20-2,657,712.30-1,666,832.20

Finding the Fourth Proportional to 1,771,808.20, 2,657,712.30 and 1,666,832.20

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Solution

The fourth proportional to 1,771,808.20, 2,657,712.30 and 1,666,832.20 is: 2,500,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,808.20 : 2,657,712.30 = 1,666,832.20 : x
  2. Step 2: Convert to fraction form
    1,771,808.20/2,657,712.30 = 1,666,832.20/x
  3. Step 3: Cross multiply
    1,771,808.20x = 2,657,712.30 × 1,666,832.20
  4. Step 4: Simplify right side
    1,771,808.20x = 4,429,960,439,976.06
  5. Step 5: Solve for x
    x = 4,429,960,439,976.06/1,771,808.20
  6. Step 6: Final answer
    x = 2,500,248.30

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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.