Home / 1,696,762.90-2,545,012.05-986,337.82

Finding the Fourth Proportional to 1,696,762.90, 2,545,012.05 and 986,337.82

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Solution

The fourth proportional to 1,696,762.90, 2,545,012.05 and 986,337.82 is: 1,479,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,762.90 : 2,545,012.05 = 986,337.82 : x
  2. Step 2: Convert to fraction form
    1,696,762.90/2,545,012.05 = 986,337.82/x
  3. Step 3: Cross multiply
    1,696,762.90x = 2,545,012.05 × 986,337.82
  4. Step 4: Simplify right side
    1,696,762.90x = 2,510,241,637,270.73
  5. Step 5: Solve for x
    x = 2,510,241,637,270.73/1,696,762.90
  6. Step 6: Final answer
    x = 1,479,429.82

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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.