Home / 1,677,537.42-2,314,683.57-1,065,789.78

Finding the Fourth Proportional to 1,677,537.42, 2,314,683.57 and 1,065,789.78

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Solution

The fourth proportional to 1,677,537.42, 2,314,683.57 and 1,065,789.78 is: 1,470,587.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,537.42 : 2,314,683.57 = 1,065,789.78 : x
  2. Step 2: Convert to fraction form
    1,677,537.42/2,314,683.57 = 1,065,789.78/x
  3. Step 3: Cross multiply
    1,677,537.42x = 2,314,683.57 × 1,065,789.78
  4. Step 4: Simplify right side
    1,677,537.42x = 2,466,966,092,839.91
  5. Step 5: Solve for x
    x = 2,466,966,092,839.91/1,677,537.42
  6. Step 6: Final answer
    x = 1,470,587.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.