Home / 1,046,709.80-1,566,176.70-766,773.80

Finding the Fourth Proportional to 1,046,709.80, 1,566,176.70 and 766,773.80

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Solution

The fourth proportional to 1,046,709.80, 1,566,176.70 and 766,773.80 is: 1,147,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,709.80 : 1,566,176.70 = 766,773.80 : x
  2. Step 2: Convert to fraction form
    1,046,709.80/1,566,176.70 = 766,773.80/x
  3. Step 3: Cross multiply
    1,046,709.80x = 1,566,176.70 × 766,773.80
  4. Step 4: Simplify right side
    1,046,709.80x = 1,200,903,259,730.46
  5. Step 5: Solve for x
    x = 1,200,903,259,730.46/1,046,709.80
  6. Step 6: Final answer
    x = 1,147,312.52

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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.