Home / 1,771,280.40-2,657,576.70-707,086.20

Finding the Fourth Proportional to 1,771,280.40, 2,657,576.70 and 707,086.20

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Solution

The fourth proportional to 1,771,280.40, 2,657,576.70 and 707,086.20 is: 1,060,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,280.40 : 2,657,576.70 = 707,086.20 : x
  2. Step 2: Convert to fraction form
    1,771,280.40/2,657,576.70 = 707,086.20/x
  3. Step 3: Cross multiply
    1,771,280.40x = 2,657,576.70 × 707,086.20
  4. Step 4: Simplify right side
    1,771,280.40x = 1,879,135,810,011.54
  5. Step 5: Solve for x
    x = 1,879,135,810,011.54/1,771,280.40
  6. Step 6: Final answer
    x = 1,060,891.21

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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.