Home / 1,577,718.40-2,366,923.20-512,579.20

Finding the Fourth Proportional to 1,577,718.40, 2,366,923.20 and 512,579.20

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Solution

The fourth proportional to 1,577,718.40, 2,366,923.20 and 512,579.20 is: 768,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,718.40 : 2,366,923.20 = 512,579.20 : x
  2. Step 2: Convert to fraction form
    1,577,718.40/2,366,923.20 = 512,579.20/x
  3. Step 3: Cross multiply
    1,577,718.40x = 2,366,923.20 × 512,579.20
  4. Step 4: Simplify right side
    1,577,718.40x = 1,213,235,600,317.44
  5. Step 5: Solve for x
    x = 1,213,235,600,317.44/1,577,718.40
  6. Step 6: Final answer
    x = 768,981.08

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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.