Home / 1,007,855.87-1,390,829.18-548,969.00

Finding the Fourth Proportional to 1,007,855.87, 1,390,829.18 and 548,969.00

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Solution

The fourth proportional to 1,007,855.87, 1,390,829.18 and 548,969.00 is: 757,570.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,855.87 : 1,390,829.18 = 548,969.00 : x
  2. Step 2: Convert to fraction form
    1,007,855.87/1,390,829.18 = 548,969.00/x
  3. Step 3: Cross multiply
    1,007,855.87x = 1,390,829.18 × 548,969.00
  4. Step 4: Simplify right side
    1,007,855.87x = 763,522,094,416.43
  5. Step 5: Solve for x
    x = 763,522,094,416.43/1,007,855.87
  6. Step 6: Final answer
    x = 757,570.72

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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.