Home / 1,963,210.40-2,944,232.40-764,442.80

Finding the Fourth Proportional to 1,963,210.40, 2,944,232.40 and 764,442.80

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Solution

The fourth proportional to 1,963,210.40, 2,944,232.40 and 764,442.80 is: 1,146,437.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,210.40 : 2,944,232.40 = 764,442.80 : x
  2. Step 2: Convert to fraction form
    1,963,210.40/2,944,232.40 = 764,442.80/x
  3. Step 3: Cross multiply
    1,963,210.40x = 2,944,232.40 × 764,442.80
  4. Step 4: Simplify right side
    1,963,210.40x = 2,250,697,259,706.72
  5. Step 5: Solve for x
    x = 2,250,697,259,706.72/1,963,210.40
  6. Step 6: Final answer
    x = 1,146,437.11

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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.