Home / 1,690,578.19-2,333,237.07-1,046,205.91

Finding the Fourth Proportional to 1,690,578.19, 2,333,237.07 and 1,046,205.91

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Solution

The fourth proportional to 1,690,578.19, 2,333,237.07 and 1,046,205.91 is: 1,443,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,578.19 : 2,333,237.07 = 1,046,205.91 : x
  2. Step 2: Convert to fraction form
    1,690,578.19/2,333,237.07 = 1,046,205.91/x
  3. Step 3: Cross multiply
    1,690,578.19x = 2,333,237.07 × 1,046,205.91
  4. Step 4: Simplify right side
    1,690,578.19x = 2,441,046,412,065.08
  5. Step 5: Solve for x
    x = 2,441,046,412,065.08/1,690,578.19
  6. Step 6: Final answer
    x = 1,443,912.16

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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.