Home / 1,678,523.10-2,518,528.77-879,614.70

Finding the Fourth Proportional to 1,678,523.10, 2,518,528.77 and 879,614.70

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Solution

The fourth proportional to 1,678,523.10, 2,518,528.77 and 879,614.70 is: 1,319,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,523.10 : 2,518,528.77 = 879,614.70 : x
  2. Step 2: Convert to fraction form
    1,678,523.10/2,518,528.77 = 879,614.70/x
  3. Step 3: Cross multiply
    1,678,523.10x = 2,518,528.77 × 879,614.70
  4. Step 4: Simplify right side
    1,678,523.10x = 2,215,334,928,464.92
  5. Step 5: Solve for x
    x = 2,215,334,928,464.92/1,678,523.10
  6. Step 6: Final answer
    x = 1,319,812.00

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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.