Home / 1,777,501.80-2,666,252.70-1,139,772.60

Finding the Fourth Proportional to 1,777,501.80, 2,666,252.70 and 1,139,772.60

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Solution

The fourth proportional to 1,777,501.80, 2,666,252.70 and 1,139,772.60 is: 1,709,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,501.80 : 2,666,252.70 = 1,139,772.60 : x
  2. Step 2: Convert to fraction form
    1,777,501.80/2,666,252.70 = 1,139,772.60/x
  3. Step 3: Cross multiply
    1,777,501.80x = 2,666,252.70 × 1,139,772.60
  4. Step 4: Simplify right side
    1,777,501.80x = 3,038,921,772,136.02
  5. Step 5: Solve for x
    x = 3,038,921,772,136.02/1,777,501.80
  6. Step 6: Final answer
    x = 1,709,658.90

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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.