Home / 1,576,986.80-2,366,063.40-631,036.40

Finding the Fourth Proportional to 1,576,986.80, 2,366,063.40 and 631,036.40

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Solution

The fourth proportional to 1,576,986.80, 2,366,063.40 and 631,036.40 is: 946,787.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,986.80 : 2,366,063.40 = 631,036.40 : x
  2. Step 2: Convert to fraction form
    1,576,986.80/2,366,063.40 = 631,036.40/x
  3. Step 3: Cross multiply
    1,576,986.80x = 2,366,063.40 × 631,036.40
  4. Step 4: Simplify right side
    1,576,986.80x = 1,493,072,130,107.76
  5. Step 5: Solve for x
    x = 1,493,072,130,107.76/1,576,986.80
  6. Step 6: Final answer
    x = 946,787.97

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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.