Home / 1,763,222.40-2,645,870.40-641,145.60

Finding the Fourth Proportional to 1,763,222.40, 2,645,870.40 and 641,145.60

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Solution

The fourth proportional to 1,763,222.40, 2,645,870.40 and 641,145.60 is: 962,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,222.40 : 2,645,870.40 = 641,145.60 : x
  2. Step 2: Convert to fraction form
    1,763,222.40/2,645,870.40 = 641,145.60/x
  3. Step 3: Cross multiply
    1,763,222.40x = 2,645,870.40 × 641,145.60
  4. Step 4: Simplify right side
    1,763,222.40x = 1,696,388,165,130.24
  5. Step 5: Solve for x
    x = 1,696,388,165,130.24/1,763,222.40
  6. Step 6: Final answer
    x = 962,095.40

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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.